17854256

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:306

約数の個数: 80

約数和(自身を含む): 42854400

約数和(自身を除く): 25000144

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 29, 46, 56, 58, 92, 112, 116, 161, 184, 203, 232, 239, 322, 368, 406, 464, 478, 644, 667, 812, 956, 1288, 1334, 1624, 1673, 1912, 2576, 2668, 3248, 3346, 3824, 4669, 5336, 5497, 6692, 6931, 9338, 10672, 10994, 13384, 13862, 18676, 21988, 26768, 27724, 37352, 38479, 43976, 48517, 55448, 74704, 76958, 87952, 97034, 110896, 153916, 159413, 194068, 307832, 318826, 388136, 615664, 637652, 776272, 1115891, 1275304, 2231782, 2550608, 4463564, 8927128, 17854256]

約数ペア:

[(1, 17854256), (2, 8927128), (4, 4463564), (7, 2550608), (8, 2231782), (14, 1275304), (16, 1115891), (23, 776272), (28, 637652), (29, 615664), (46, 388136), (56, 318826), (58, 307832), (92, 194068), (112, 159413), (116, 153916), (161, 110896), (184, 97034), (203, 87952), (232, 76958), (239, 74704), (322, 55448), (368, 48517), (406, 43976), (464, 38479), (478, 37352), (644, 27724), (667, 26768), (812, 21988), (956, 18676), (1288, 13862), (1334, 13384), (1624, 10994), (1673, 10672), (1912, 9338), (2576, 6931), (2668, 6692), (3248, 5497), (3346, 5336), (3824, 4669)]