18013956

素因数分解:

$2^2\times 3^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{167}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 43182720

約数和(自身を除く): 25168764

約数列:

[1, 2, 3, 4, 6, 12, 89, 101, 167, 178, 202, 267, 303, 334, 356, 404, 501, 534, 606, 668, 1002, 1068, 1212, 2004, 8989, 14863, 16867, 17978, 26967, 29726, 33734, 35956, 44589, 50601, 53934, 59452, 67468, 89178, 101202, 107868, 178356, 202404, 1501163, 3002326, 4503489, 6004652, 9006978, 18013956]

約数ペア:

[(1, 18013956), (2, 9006978), (3, 6004652), (4, 4503489), (6, 3002326), (12, 1501163), (89, 202404), (101, 178356), (167, 107868), (178, 101202), (202, 89178), (267, 67468), (303, 59452), (334, 53934), (356, 50601), (404, 44589), (501, 35956), (534, 33734), (606, 29726), (668, 26967), (1002, 17978), (1068, 16867), (1212, 14863), (2004, 8989)]