19186412

素因数分解:

$2^2\times 7^1\times {\mathrm{641}}^1\times {\mathrm{1069}}^1$

素因数の和:1721

約数の個数: 24

約数和(自身を含む): 38468640

約数和(自身を除く): 19282228

約数列:

[1, 2, 4, 7, 14, 28, 641, 1069, 1282, 2138, 2564, 4276, 4487, 7483, 8974, 14966, 17948, 29932, 685229, 1370458, 2740916, 4796603, 9593206, 19186412]

約数ペア:

[(1, 19186412), (2, 9593206), (4, 4796603), (7, 2740916), (14, 1370458), (28, 685229), (641, 29932), (1069, 17948), (1282, 14966), (2138, 8974), (2564, 7483), (4276, 4487)]