19874848

素因数分解:

$2^5\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1069}}^1$

素因数の和:1169

約数の個数: 48

約数和(自身を含む): 45299520

約数和(自身を除く): 25424672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 83, 112, 166, 224, 332, 581, 664, 1069, 1162, 1328, 2138, 2324, 2656, 4276, 4648, 7483, 8552, 9296, 14966, 17104, 18592, 29932, 34208, 59864, 88727, 119728, 177454, 239456, 354908, 621089, 709816, 1242178, 1419632, 2484356, 2839264, 4968712, 9937424, 19874848]

約数ペア:

[(1, 19874848), (2, 9937424), (4, 4968712), (7, 2839264), (8, 2484356), (14, 1419632), (16, 1242178), (28, 709816), (32, 621089), (56, 354908), (83, 239456), (112, 177454), (166, 119728), (224, 88727), (332, 59864), (581, 34208), (664, 29932), (1069, 18592), (1162, 17104), (1328, 14966), (2138, 9296), (2324, 8552), (2656, 7483), (4276, 4648)]