18768464

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{631}}^1$

素因数の和:676

約数の個数: 60

約数和(自身を含む): 43024032

約数和(自身を除く): 24255568

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 169, 176, 208, 286, 338, 572, 631, 676, 1144, 1262, 1352, 1859, 2288, 2524, 2704, 3718, 5048, 6941, 7436, 8203, 10096, 13882, 14872, 16406, 27764, 29744, 32812, 55528, 65624, 90233, 106639, 111056, 131248, 180466, 213278, 360932, 426556, 721864, 853112, 1173029, 1443728, 1706224, 2346058, 4692116, 9384232, 18768464]

約数ペア:

[(1, 18768464), (2, 9384232), (4, 4692116), (8, 2346058), (11, 1706224), (13, 1443728), (16, 1173029), (22, 853112), (26, 721864), (44, 426556), (52, 360932), (88, 213278), (104, 180466), (143, 131248), (169, 111056), (176, 106639), (208, 90233), (286, 65624), (338, 55528), (572, 32812), (631, 29744), (676, 27764), (1144, 16406), (1262, 14872), (1352, 13882), (1859, 10096), (2288, 8203), (2524, 7436), (2704, 6941), (3718, 5048)]