19882470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21379}}^1$

素因数の和:21420

約数の個数: 32

約数和(自身を含む): 49259520

約数和(自身を除く): 29377050

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 21379, 42758, 64137, 106895, 128274, 213790, 320685, 641370, 662749, 1325498, 1988247, 3313745, 3976494, 6627490, 9941235, 19882470]

約数ペア:

[(1, 19882470), (2, 9941235), (3, 6627490), (5, 3976494), (6, 3313745), (10, 1988247), (15, 1325498), (30, 662749), (31, 641370), (62, 320685), (93, 213790), (155, 128274), (186, 106895), (310, 64137), (465, 42758), (930, 21379)]