18132884

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{521}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 39989376

約数和(自身を除く): 21856492

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 113, 154, 226, 308, 452, 521, 791, 1042, 1243, 1582, 2084, 2486, 3164, 3647, 4972, 5731, 7294, 8701, 11462, 14588, 17402, 22924, 34804, 40117, 58873, 80234, 117746, 160468, 235492, 412111, 647603, 824222, 1295206, 1648444, 2590412, 4533221, 9066442, 18132884]

約数ペア:

[(1, 18132884), (2, 9066442), (4, 4533221), (7, 2590412), (11, 1648444), (14, 1295206), (22, 824222), (28, 647603), (44, 412111), (77, 235492), (113, 160468), (154, 117746), (226, 80234), (308, 58873), (452, 40117), (521, 34804), (791, 22924), (1042, 17402), (1243, 14588), (1582, 11462), (2084, 8701), (2486, 7294), (3164, 5731), (3647, 4972)]