19574990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1019}}^1$

素因数の和:1156

約数の個数: 32

約数和(自身を含む): 37674720

約数和(自身を除く): 18099730

約数列:

[1, 2, 5, 10, 17, 34, 85, 113, 170, 226, 565, 1019, 1130, 1921, 2038, 3842, 5095, 9605, 10190, 17323, 19210, 34646, 86615, 115147, 173230, 230294, 575735, 1151470, 1957499, 3914998, 9787495, 19574990]

約数ペア:

[(1, 19574990), (2, 9787495), (5, 3914998), (10, 1957499), (17, 1151470), (34, 575735), (85, 230294), (113, 173230), (170, 115147), (226, 86615), (565, 34646), (1019, 19210), (1130, 17323), (1921, 10190), (2038, 9605), (3842, 5095)]