64791064

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{32789}}^1$

素因数の和:32827

約数の個数: 32

約数和(自身を含む): 137718000

約数和(自身を除く): 72926936

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 32789, 65578, 131156, 262312, 426257, 622991, 852514, 1245982, 1705028, 2491964, 3410056, 4983928, 8098883, 16197766, 32395532, 64791064]

約数ペア:

[(1, 64791064), (2, 32395532), (4, 16197766), (8, 8098883), (13, 4983928), (19, 3410056), (26, 2491964), (38, 1705028), (52, 1245982), (76, 852514), (104, 622991), (152, 426257), (247, 262312), (494, 131156), (988, 65578), (1976, 32789)]