18081268

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 35516880

約数和(自身を除く): 17435612

約数列:

[1, 2, 4, 17, 29, 34, 53, 58, 68, 106, 116, 173, 212, 346, 493, 692, 901, 986, 1537, 1802, 1972, 2941, 3074, 3604, 5017, 5882, 6148, 9169, 10034, 11764, 18338, 20068, 26129, 36676, 52258, 85289, 104516, 155873, 170578, 265901, 311746, 341156, 531802, 623492, 1063604, 4520317, 9040634, 18081268]

約数ペア:

[(1, 18081268), (2, 9040634), (4, 4520317), (17, 1063604), (29, 623492), (34, 531802), (53, 341156), (58, 311746), (68, 265901), (106, 170578), (116, 155873), (173, 104516), (212, 85289), (346, 52258), (493, 36676), (692, 26129), (901, 20068), (986, 18338), (1537, 11764), (1802, 10034), (1972, 9169), (2941, 6148), (3074, 5882), (3604, 5017)]