18731264

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{3851}}^1$

素因数の和:3886

約数の個数: 36

約数和(自身を含む): 39367440

約数和(自身を除く): 20636176

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 3851, 4864, 7702, 15404, 30808, 61616, 73169, 123232, 146338, 246464, 292676, 492928, 585352, 985856, 1170704, 2341408, 4682816, 9365632, 18731264]

約数ペア:

[(1, 18731264), (2, 9365632), (4, 4682816), (8, 2341408), (16, 1170704), (19, 985856), (32, 585352), (38, 492928), (64, 292676), (76, 246464), (128, 146338), (152, 123232), (256, 73169), (304, 61616), (608, 30808), (1216, 15404), (2432, 7702), (3851, 4864)]