18903328

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{31091}}^1$

素因数の和:31120

約数の個数: 24

約数和(自身を含む): 39175920

約数和(自身を除く): 20272592

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 31091, 62182, 124364, 248728, 497456, 590729, 994912, 1181458, 2362916, 4725832, 9451664, 18903328]

約数ペア:

[(1, 18903328), (2, 9451664), (4, 4725832), (8, 2362916), (16, 1181458), (19, 994912), (32, 590729), (38, 497456), (76, 248728), (152, 124364), (304, 62182), (608, 31091)]