1688996944

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{2243}}^1\times {\mathrm{2477}}^1$

素因数の和:4747

約数の個数: 40

約数和(自身を含む): 3447591840

約数和(自身を除く): 1758594896

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 2243, 2477, 4486, 4954, 8972, 9908, 17944, 19816, 35888, 39632, 42617, 47063, 85234, 94126, 170468, 188252, 340936, 376504, 681872, 753008, 5555911, 11111822, 22223644, 44447288, 88894576, 105562309, 211124618, 422249236, 844498472, 1688996944]

約数ペア:

[(1, 1688996944), (2, 844498472), (4, 422249236), (8, 211124618), (16, 105562309), (19, 88894576), (38, 44447288), (76, 22223644), (152, 11111822), (304, 5555911), (2243, 753008), (2477, 681872), (4486, 376504), (4954, 340936), (8972, 188252), (9908, 170468), (17944, 94126), (19816, 85234), (35888, 47063), (39632, 42617)]