20343422778

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2857}}^1\times {\mathrm{8923}}^1$

素因数の和:11811

約数の個数: 64

約数和(自身を含む): 48969200640

約数和(自身を除く): 28625777862

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 2857, 5714, 8571, 8923, 17142, 17846, 19999, 26769, 39998, 53538, 54283, 59997, 62461, 108566, 119994, 124922, 162849, 169537, 187383, 325698, 339074, 374766, 379981, 508611, 759962, 1017222, 1139943, 1186759, 2279886, 2373518, 3560277, 7120554, 25493011, 50986022, 76479033, 152958066, 178451077, 356902154, 484367209, 535353231, 968734418, 1070706462, 1453101627, 2906203254, 3390570463, 6781140926, 10171711389, 20343422778]

約数ペア:

[(1, 20343422778), (2, 10171711389), (3, 6781140926), (6, 3390570463), (7, 2906203254), (14, 1453101627), (19, 1070706462), (21, 968734418), (38, 535353231), (42, 484367209), (57, 356902154), (114, 178451077), (133, 152958066), (266, 76479033), (399, 50986022), (798, 25493011), (2857, 7120554), (5714, 3560277), (8571, 2373518), (8923, 2279886), (17142, 1186759), (17846, 1139943), (19999, 1017222), (26769, 759962), (39998, 508611), (53538, 379981), (54283, 374766), (59997, 339074), (62461, 325698), (108566, 187383), (119994, 169537), (124922, 162849)]