2665643912

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{221989}}^1$

素因数の和:222093

約数の個数: 32

約数和(自身を含む): 5327760000

約数和(自身を除く): 2662116088

約数列:

[1, 2, 4, 8, 19, 38, 76, 79, 152, 158, 316, 632, 1501, 3002, 6004, 12008, 221989, 443978, 887956, 1775912, 4217791, 8435582, 16871164, 17537131, 33742328, 35074262, 70148524, 140297048, 333205489, 666410978, 1332821956, 2665643912]

約数ペア:

[(1, 2665643912), (2, 1332821956), (4, 666410978), (8, 333205489), (19, 140297048), (38, 70148524), (76, 35074262), (79, 33742328), (152, 17537131), (158, 16871164), (316, 8435582), (632, 4217791), (1501, 1775912), (3002, 887956), (6004, 443978), (12008, 221989)]