19215404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{823}}^1$

素因数の和:1289

約数の個数: 24

約数和(自身を含む): 36338400

約数和(自身を除く): 17122996

約数列:

[1, 2, 4, 13, 26, 52, 449, 823, 898, 1646, 1796, 3292, 5837, 10699, 11674, 21398, 23348, 42796, 369527, 739054, 1478108, 4803851, 9607702, 19215404]

約数ペア:

[(1, 19215404), (2, 9607702), (4, 4803851), (13, 1478108), (26, 739054), (52, 369527), (449, 42796), (823, 23348), (898, 21398), (1646, 11674), (1796, 10699), (3292, 5837)]