20180704

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:299

約数の個数: 48

約数和(自身を含む): 41286672

約数和(自身を除く): 21105968

約数列:

[1, 2, 4, 8, 16, 32, 53, 73, 106, 146, 163, 212, 292, 326, 424, 584, 652, 848, 1168, 1304, 1696, 2336, 2608, 3869, 5216, 7738, 8639, 11899, 15476, 17278, 23798, 30952, 34556, 47596, 61904, 69112, 95192, 123808, 138224, 190384, 276448, 380768, 630647, 1261294, 2522588, 5045176, 10090352, 20180704]

約数ペア:

[(1, 20180704), (2, 10090352), (4, 5045176), (8, 2522588), (16, 1261294), (32, 630647), (53, 380768), (73, 276448), (106, 190384), (146, 138224), (163, 123808), (212, 95192), (292, 69112), (326, 61904), (424, 47596), (584, 34556), (652, 30952), (848, 23798), (1168, 17278), (1304, 15476), (1696, 11899), (2336, 8639), (2608, 7738), (3869, 5216)]