18691806

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{557}}^1$

素因数の和:633

約数の個数: 64

約数和(自身を含む): 46282752

約数和(自身を除く): 27590946

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 47, 51, 94, 102, 119, 141, 238, 282, 329, 357, 557, 658, 714, 799, 987, 1114, 1598, 1671, 1974, 2397, 3342, 3899, 4794, 5593, 7798, 9469, 11186, 11697, 16779, 18938, 23394, 26179, 28407, 33558, 52358, 56814, 66283, 78537, 132566, 157074, 183253, 198849, 366506, 397698, 445043, 549759, 890086, 1099518, 1335129, 2670258, 3115301, 6230602, 9345903, 18691806]

約数ペア:

[(1, 18691806), (2, 9345903), (3, 6230602), (6, 3115301), (7, 2670258), (14, 1335129), (17, 1099518), (21, 890086), (34, 549759), (42, 445043), (47, 397698), (51, 366506), (94, 198849), (102, 183253), (119, 157074), (141, 132566), (238, 78537), (282, 66283), (329, 56814), (357, 52358), (557, 33558), (658, 28407), (714, 26179), (799, 23394), (987, 18938), (1114, 16779), (1598, 11697), (1671, 11186), (1974, 9469), (2397, 7798), (3342, 5593), (3899, 4794)]