20162787376

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{945367}}^1$

素因数の和:945449

約数の個数: 40

約数和(自身を含む): 41263422464

約数和(自身を除く): 21100635088

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 86, 124, 172, 248, 344, 496, 688, 1333, 2666, 5332, 10664, 21328, 945367, 1890734, 3781468, 7562936, 15125872, 29306377, 40650781, 58612754, 81301562, 117225508, 162603124, 234451016, 325206248, 468902032, 650412496, 1260174211, 2520348422, 5040696844, 10081393688, 20162787376]

約数ペア:

[(1, 20162787376), (2, 10081393688), (4, 5040696844), (8, 2520348422), (16, 1260174211), (31, 650412496), (43, 468902032), (62, 325206248), (86, 234451016), (124, 162603124), (172, 117225508), (248, 81301562), (344, 58612754), (496, 40650781), (688, 29306377), (1333, 15125872), (2666, 7562936), (5332, 3781468), (10664, 1890734), (21328, 945367)]