18085210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12647}}^1$

素因数の和:12678

約数の個数: 32

約数和(自身を含む): 38247552

約数和(自身を除く): 20162342

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 12647, 25294, 63235, 126470, 139117, 164411, 278234, 328822, 695585, 822055, 1391170, 1644110, 1808521, 3617042, 9042605, 18085210]

約数ペア:

[(1, 18085210), (2, 9042605), (5, 3617042), (10, 1808521), (11, 1644110), (13, 1391170), (22, 822055), (26, 695585), (55, 328822), (65, 278234), (110, 164411), (130, 139117), (143, 126470), (286, 63235), (715, 25294), (1430, 12647)]