18749776

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2377}}^1$

素因数の和:2431

約数の個数: 40

約数和(自身を含む): 39807720

約数和(自身を除く): 21057944

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 58, 68, 116, 136, 232, 272, 464, 493, 986, 1972, 2377, 3944, 4754, 7888, 9508, 19016, 38032, 40409, 68933, 80818, 137866, 161636, 275732, 323272, 551464, 646544, 1102928, 1171861, 2343722, 4687444, 9374888, 18749776]

約数ペア:

[(1, 18749776), (2, 9374888), (4, 4687444), (8, 2343722), (16, 1171861), (17, 1102928), (29, 646544), (34, 551464), (58, 323272), (68, 275732), (116, 161636), (136, 137866), (232, 80818), (272, 68933), (464, 40409), (493, 38032), (986, 19016), (1972, 9508), (2377, 7888), (3944, 4754)]