19871008091

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1\times {\mathrm{2753}}^1$

素因数の和:3203

約数の個数: 32

約数和(自身を含む): 22817396736

約数和(自身を除く): 2946388645

約数列:

[1, 11, 31, 61, 341, 347, 671, 1891, 2753, 3817, 10757, 20801, 21167, 30283, 85343, 118327, 167933, 232837, 656177, 938773, 955291, 1847263, 5205923, 7217947, 10508201, 29614021, 57265153, 58272751, 325754231, 641000261, 1806455281, 19871008091]

約数ペア:

[(1, 19871008091), (11, 1806455281), (31, 641000261), (61, 325754231), (341, 58272751), (347, 57265153), (671, 29614021), (1891, 10508201), (2753, 7217947), (3817, 5205923), (10757, 1847263), (20801, 955291), (21167, 938773), (30283, 656177), (85343, 232837), (118327, 167933)]