20143436

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^2$

素因数の和:230

約数の個数: 36

約数和(自身を含む): 38658312

約数和(自身を除く): 18514876

約数列:

[1, 2, 4, 17, 34, 43, 68, 83, 86, 166, 172, 332, 731, 1411, 1462, 2822, 2924, 3569, 5644, 6889, 7138, 13778, 14276, 27556, 60673, 117113, 121346, 234226, 242692, 296227, 468452, 592454, 1184908, 5035859, 10071718, 20143436]

約数ペア:

[(1, 20143436), (2, 10071718), (4, 5035859), (17, 1184908), (34, 592454), (43, 468452), (68, 296227), (83, 242692), (86, 234226), (166, 121346), (172, 117113), (332, 60673), (731, 27556), (1411, 14276), (1462, 13778), (2822, 7138), (2924, 6889), (3569, 5644)]