20236466705

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1171}}^1\times {\mathrm{1999}}^1$

素因数の和:3214

約数の個数: 64

約数和(自身を含む): 31503360000

約数和(自身を除く): 11266893295

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1171, 1235, 1729, 1999, 5855, 8197, 8645, 9995, 13993, 15223, 22249, 25987, 37981, 40985, 69965, 76115, 106561, 111245, 129935, 155743, 181909, 189905, 265867, 289237, 493753, 532805, 778715, 909545, 1329335, 1446185, 2024659, 2340829, 2468765, 3456271, 10123295, 11704145, 16385803, 17281355, 30430777, 44475751, 81929015, 152153885, 213015439, 222378755, 311330257, 578184763, 1065077195, 1556651285, 2890923815, 4047293341, 20236466705]

約数ペア:

[(1, 20236466705), (5, 4047293341), (7, 2890923815), (13, 1556651285), (19, 1065077195), (35, 578184763), (65, 311330257), (91, 222378755), (95, 213015439), (133, 152153885), (247, 81929015), (455, 44475751), (665, 30430777), (1171, 17281355), (1235, 16385803), (1729, 11704145), (1999, 10123295), (5855, 3456271), (8197, 2468765), (8645, 2340829), (9995, 2024659), (13993, 1446185), (15223, 1329335), (22249, 909545), (25987, 778715), (37981, 532805), (40985, 493753), (69965, 289237), (76115, 265867), (106561, 189905), (111245, 181909), (129935, 155743)]