20262208

素因数分解:

$2^6\times {\mathrm{19}}^2\times {\mathrm{877}}^1$

素因数の和:927

約数の個数: 42

約数和(自身を含む): 42483786

約数和(自身を除く): 22221578

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 361, 608, 722, 877, 1216, 1444, 1754, 2888, 3508, 5776, 7016, 11552, 14032, 16663, 23104, 28064, 33326, 56128, 66652, 133304, 266608, 316597, 533216, 633194, 1066432, 1266388, 2532776, 5065552, 10131104, 20262208]

約数ペア:

[(1, 20262208), (2, 10131104), (4, 5065552), (8, 2532776), (16, 1266388), (19, 1066432), (32, 633194), (38, 533216), (64, 316597), (76, 266608), (152, 133304), (304, 66652), (361, 56128), (608, 33326), (722, 28064), (877, 23104), (1216, 16663), (1444, 14032), (1754, 11552), (2888, 7016), (3508, 5776)]