13778864

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{991}}^1$

素因数の和:1089

約数の個数: 40

約数和(自身を含む): 29521920

約数和(自身を除く): 15743056

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 79, 88, 158, 176, 316, 632, 869, 991, 1264, 1738, 1982, 3476, 3964, 6952, 7928, 10901, 13904, 15856, 21802, 43604, 78289, 87208, 156578, 174416, 313156, 626312, 861179, 1252624, 1722358, 3444716, 6889432, 13778864]

約数ペア:

[(1, 13778864), (2, 6889432), (4, 3444716), (8, 1722358), (11, 1252624), (16, 861179), (22, 626312), (44, 313156), (79, 174416), (88, 156578), (158, 87208), (176, 78289), (316, 43604), (632, 21802), (869, 15856), (991, 13904), (1264, 10901), (1738, 7928), (1982, 6952), (3476, 3964)]