20131446748

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{269}}^1$

素因数の和:540

約数の個数: 144

約数和(自身を含む): 43229894400

約数和(自身を除く): 23098447652

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 109, 113, 124, 196, 217, 218, 226, 269, 434, 436, 452, 538, 763, 791, 868, 1076, 1519, 1526, 1582, 1883, 3038, 3052, 3164, 3379, 3503, 3766, 5341, 5537, 6076, 6758, 7006, 7532, 8339, 10682, 11074, 12317, 13181, 13516, 14012, 16678, 21364, 22148, 23653, 24521, 24634, 26362, 29321, 30397, 33356, 47306, 49042, 49268, 52724, 58373, 58642, 60794, 86219, 94612, 98084, 116746, 117284, 121588, 165571, 171647, 172438, 205247, 212779, 233492, 331142, 343294, 344876, 381827, 408611, 410494, 425558, 603533, 662284, 686588, 763654, 817222, 820988, 851116, 908951, 942307, 1207066, 1436729, 1489453, 1527308, 1634444, 1817902, 1884614, 2414132, 2672789, 2873458, 2978906, 3313273, 3635804, 3769228, 5345578, 5746916, 5957812, 6362657, 6596149, 6626546, 10691156, 12725314, 13192298, 13253092, 18709523, 23192911, 25450628, 26384596, 37419046, 44538599, 46173043, 46385822, 74838092, 89077198, 92346086, 92771644, 102711463, 162350377, 178154396, 184692172, 205422926, 324700754, 410845852, 649401508, 718980241, 1437960482, 2875920964, 5032861687, 10065723374, 20131446748]

約数ペア:

[(1, 20131446748), (2, 10065723374), (4, 5032861687), (7, 2875920964), (14, 1437960482), (28, 718980241), (31, 649401508), (49, 410845852), (62, 324700754), (98, 205422926), (109, 184692172), (113, 178154396), (124, 162350377), (196, 102711463), (217, 92771644), (218, 92346086), (226, 89077198), (269, 74838092), (434, 46385822), (436, 46173043), (452, 44538599), (538, 37419046), (763, 26384596), (791, 25450628), (868, 23192911), (1076, 18709523), (1519, 13253092), (1526, 13192298), (1582, 12725314), (1883, 10691156), (3038, 6626546), (3052, 6596149), (3164, 6362657), (3379, 5957812), (3503, 5746916), (3766, 5345578), (5341, 3769228), (5537, 3635804), (6076, 3313273), (6758, 2978906), (7006, 2873458), (7532, 2672789), (8339, 2414132), (10682, 1884614), (11074, 1817902), (12317, 1634444), (13181, 1527308), (13516, 1489453), (14012, 1436729), (16678, 1207066), (21364, 942307), (22148, 908951), (23653, 851116), (24521, 820988), (24634, 817222), (26362, 763654), (29321, 686588), (30397, 662284), (33356, 603533), (47306, 425558), (49042, 410494), (49268, 408611), (52724, 381827), (58373, 344876), (58642, 343294), (60794, 331142), (86219, 233492), (94612, 212779), (98084, 205247), (116746, 172438), (117284, 171647), (121588, 165571)]