20219642

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{1291}}^1$

素因数の和:1525

約数の個数: 16

約数和(自身を含む): 31256064

約数和(自身を除く): 11036422

約数列:

[1, 2, 41, 82, 191, 382, 1291, 2582, 7831, 15662, 52931, 105862, 246581, 493162, 10109821, 20219642]

約数ペア:

[(1, 20219642), (2, 10109821), (41, 493162), (82, 246581), (191, 105862), (382, 52931), (1291, 15662), (2582, 7831)]