1999850872

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{1637}}^1\times {\mathrm{1933}}^1$

素因数の和:3655

約数の個数: 32

約数和(自身を含む): 3801470400

約数和(自身を除く): 1801619528

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 1637, 1933, 3274, 3866, 6548, 7732, 13096, 15464, 129323, 152707, 258646, 305414, 517292, 610828, 1034584, 1221656, 3164321, 6328642, 12657284, 25314568, 249981359, 499962718, 999925436, 1999850872]

約数ペア:

[(1, 1999850872), (2, 999925436), (4, 499962718), (8, 249981359), (79, 25314568), (158, 12657284), (316, 6328642), (632, 3164321), (1637, 1221656), (1933, 1034584), (3274, 610828), (3866, 517292), (6548, 305414), (7732, 258646), (13096, 152707), (15464, 129323)]