20165593554

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{644227}}^1$

素因数の和:644319

約数の個数: 48

約数和(自身を含む): 45827803008

約数和(自身を除く): 25662209454

約数列:

[1, 2, 3, 6, 9, 18, 37, 47, 74, 94, 111, 141, 222, 282, 333, 423, 666, 846, 1739, 3478, 5217, 10434, 15651, 31302, 644227, 1288454, 1932681, 3865362, 5798043, 11596086, 23836399, 30278669, 47672798, 60557338, 71509197, 90836007, 143018394, 181672014, 214527591, 272508021, 429055182, 545016042, 1120310753, 2240621506, 3360932259, 6721864518, 10082796777, 20165593554]

約数ペア:

[(1, 20165593554), (2, 10082796777), (3, 6721864518), (6, 3360932259), (9, 2240621506), (18, 1120310753), (37, 545016042), (47, 429055182), (74, 272508021), (94, 214527591), (111, 181672014), (141, 143018394), (222, 90836007), (282, 71509197), (333, 60557338), (423, 47672798), (666, 30278669), (846, 23836399), (1739, 11596086), (3478, 5798043), (5217, 3865362), (10434, 1932681), (15651, 1288454), (31302, 644227)]