12777776

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{919}}^1$

素因数の和:1017

約数の個数: 40

約数和(自身を含む): 27379200

約数和(自身を除く): 14601424

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 79, 88, 158, 176, 316, 632, 869, 919, 1264, 1738, 1838, 3476, 3676, 6952, 7352, 10109, 13904, 14704, 20218, 40436, 72601, 80872, 145202, 161744, 290404, 580808, 798611, 1161616, 1597222, 3194444, 6388888, 12777776]

約数ペア:

[(1, 12777776), (2, 6388888), (4, 3194444), (8, 1597222), (11, 1161616), (16, 798611), (22, 580808), (44, 290404), (79, 161744), (88, 145202), (158, 80872), (176, 72601), (316, 40436), (632, 20218), (869, 14704), (919, 13904), (1264, 10109), (1738, 7352), (1838, 6952), (3476, 3676)]