18473286

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{173}}^1$

素因数の和:265

約数の個数: 48

約数和(自身を含む): 41129424

約数和(自身を除く): 22656138

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 173, 222, 346, 481, 519, 962, 1038, 1369, 1443, 2249, 2738, 2886, 4107, 4498, 6401, 6747, 8214, 12802, 13494, 17797, 19203, 35594, 38406, 53391, 83213, 106782, 166426, 236837, 249639, 473674, 499278, 710511, 1421022, 3078881, 6157762, 9236643, 18473286]

約数ペア:

[(1, 18473286), (2, 9236643), (3, 6157762), (6, 3078881), (13, 1421022), (26, 710511), (37, 499278), (39, 473674), (74, 249639), (78, 236837), (111, 166426), (173, 106782), (222, 83213), (346, 53391), (481, 38406), (519, 35594), (962, 19203), (1038, 17797), (1369, 13494), (1443, 12802), (2249, 8214), (2738, 6747), (2886, 6401), (4107, 4498)]