18541696

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{8521}}^1$

素因数の和:8552

約数の個数: 32

約数和(自身を含む): 39115980

約数和(自身を除く): 20574284

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 8521, 17042, 34084, 68168, 136336, 144857, 272672, 289714, 545344, 579428, 1090688, 1158856, 2317712, 4635424, 9270848, 18541696]

約数ペア:

[(1, 18541696), (2, 9270848), (4, 4635424), (8, 2317712), (16, 1158856), (17, 1090688), (32, 579428), (34, 545344), (64, 289714), (68, 272672), (128, 144857), (136, 136336), (272, 68168), (544, 34084), (1088, 17042), (2176, 8521)]