20170696

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1$

素因数の和:398

約数の個数: 64

約数和(自身を含む): 47174400

約数和(自身を除く): 27003704

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 103, 104, 182, 206, 269, 364, 412, 538, 721, 728, 824, 1076, 1339, 1442, 1883, 2152, 2678, 2884, 3497, 3766, 5356, 5768, 6994, 7532, 9373, 10712, 13988, 15064, 18746, 24479, 27707, 27976, 37492, 48958, 55414, 74984, 97916, 110828, 193949, 195832, 221656, 360191, 387898, 720382, 775796, 1440764, 1551592, 2521337, 2881528, 5042674, 10085348, 20170696]

約数ペア:

[(1, 20170696), (2, 10085348), (4, 5042674), (7, 2881528), (8, 2521337), (13, 1551592), (14, 1440764), (26, 775796), (28, 720382), (52, 387898), (56, 360191), (91, 221656), (103, 195832), (104, 193949), (182, 110828), (206, 97916), (269, 74984), (364, 55414), (412, 48958), (538, 37492), (721, 27976), (728, 27707), (824, 24479), (1076, 18746), (1339, 15064), (1442, 13988), (1883, 10712), (2152, 9373), (2678, 7532), (2884, 6994), (3497, 5768), (3766, 5356)]