17970784

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{3323}}^1$

素因数の和:3359

約数の個数: 36

約数和(自身を含む): 38322396

約数和(自身を除く): 20351612

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 416, 676, 1352, 2704, 3323, 5408, 6646, 13292, 26584, 43199, 53168, 86398, 106336, 172796, 345592, 561587, 691184, 1123174, 1382368, 2246348, 4492696, 8985392, 17970784]

約数ペア:

[(1, 17970784), (2, 8985392), (4, 4492696), (8, 2246348), (13, 1382368), (16, 1123174), (26, 691184), (32, 561587), (52, 345592), (104, 172796), (169, 106336), (208, 86398), (338, 53168), (416, 43199), (676, 26584), (1352, 13292), (2704, 6646), (3323, 5408)]