17987632

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5087}}^1$

素因数の和:5125

約数の個数: 40

約数和(自身を含む): 39747456

約数和(自身を除く): 21759824

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 5087, 10174, 20348, 40696, 66131, 81392, 86479, 132262, 172958, 264524, 345916, 529048, 691832, 1058096, 1124227, 1383664, 2248454, 4496908, 8993816, 17987632]

約数ペア:

[(1, 17987632), (2, 8993816), (4, 4496908), (8, 2248454), (13, 1383664), (16, 1124227), (17, 1058096), (26, 691832), (34, 529048), (52, 345916), (68, 264524), (104, 172958), (136, 132262), (208, 86479), (221, 81392), (272, 66131), (442, 40696), (884, 20348), (1768, 10174), (3536, 5087)]