18864688

素因数分解:

$2^4\times {\mathrm{191}}^1\times {\mathrm{6173}}^1$

素因数の和:6372

約数の個数: 20

約数和(自身を含む): 36747648

約数和(自身を除く): 17882960

約数列:

[1, 2, 4, 8, 16, 191, 382, 764, 1528, 3056, 6173, 12346, 24692, 49384, 98768, 1179043, 2358086, 4716172, 9432344, 18864688]

約数ペア:

[(1, 18864688), (2, 9432344), (4, 4716172), (8, 2358086), (16, 1179043), (191, 98768), (382, 49384), (764, 24692), (1528, 12346), (3056, 6173)]