11977264

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{647}}^1$

素因数の和:757

約数の個数: 40

約数和(自身を含む): 25310880

約数和(自身を除く): 13333616

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 89, 104, 178, 208, 356, 647, 712, 1157, 1294, 1424, 2314, 2588, 4628, 5176, 8411, 9256, 10352, 16822, 18512, 33644, 57583, 67288, 115166, 134576, 230332, 460664, 748579, 921328, 1497158, 2994316, 5988632, 11977264]

約数ペア:

[(1, 11977264), (2, 5988632), (4, 2994316), (8, 1497158), (13, 921328), (16, 748579), (26, 460664), (52, 230332), (89, 134576), (104, 115166), (178, 67288), (208, 57583), (356, 33644), (647, 18512), (712, 16822), (1157, 10352), (1294, 9256), (1424, 8411), (2314, 5176), (2588, 4628)]