19837272

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:353

約数の個数: 128

約数和(自身を含む): 63221760

約数和(自身を除く): 43384488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 31, 39, 42, 52, 56, 62, 78, 84, 91, 93, 104, 124, 156, 168, 182, 186, 217, 248, 273, 293, 312, 364, 372, 403, 434, 546, 586, 651, 728, 744, 806, 868, 879, 1092, 1172, 1209, 1302, 1612, 1736, 1758, 2051, 2184, 2344, 2418, 2604, 2821, 3224, 3516, 3809, 4102, 4836, 5208, 5642, 6153, 7032, 7618, 8204, 8463, 9083, 9672, 11284, 11427, 12306, 15236, 16408, 16926, 18166, 22568, 22854, 24612, 26663, 27249, 30472, 33852, 36332, 45708, 49224, 53326, 54498, 63581, 67704, 72664, 79989, 91416, 106652, 108996, 118079, 127162, 159978, 190743, 213304, 217992, 236158, 254324, 319956, 354237, 381486, 472316, 508648, 639912, 708474, 762972, 826553, 944632, 1416948, 1525944, 1653106, 2479659, 2833896, 3306212, 4959318, 6612424, 9918636, 19837272]

約数ペア:

[(1, 19837272), (2, 9918636), (3, 6612424), (4, 4959318), (6, 3306212), (7, 2833896), (8, 2479659), (12, 1653106), (13, 1525944), (14, 1416948), (21, 944632), (24, 826553), (26, 762972), (28, 708474), (31, 639912), (39, 508648), (42, 472316), (52, 381486), (56, 354237), (62, 319956), (78, 254324), (84, 236158), (91, 217992), (93, 213304), (104, 190743), (124, 159978), (156, 127162), (168, 118079), (182, 108996), (186, 106652), (217, 91416), (248, 79989), (273, 72664), (293, 67704), (312, 63581), (364, 54498), (372, 53326), (403, 49224), (434, 45708), (546, 36332), (586, 33852), (651, 30472), (728, 27249), (744, 26663), (806, 24612), (868, 22854), (879, 22568), (1092, 18166), (1172, 16926), (1209, 16408), (1302, 15236), (1612, 12306), (1736, 11427), (1758, 11284), (2051, 9672), (2184, 9083), (2344, 8463), (2418, 8204), (2604, 7618), (2821, 7032), (3224, 6153), (3516, 5642), (3809, 5208), (4102, 4836)]