17621890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12323}}^1$

素因数の和:12354

約数の個数: 32

約数和(自身を含む): 37267776

約数和(自身を除く): 19645886

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 12323, 24646, 61615, 123230, 135553, 160199, 271106, 320398, 677765, 800995, 1355530, 1601990, 1762189, 3524378, 8810945, 17621890]

約数ペア:

[(1, 17621890), (2, 8810945), (5, 3524378), (10, 1762189), (11, 1601990), (13, 1355530), (22, 800995), (26, 677765), (55, 320398), (65, 271106), (110, 160199), (130, 135553), (143, 123230), (286, 61615), (715, 24646), (1430, 12323)]