20995896

素因数分解:

$2^3\times 3^1\times {\mathrm{223}}^1\times {\mathrm{3923}}^1$

素因数の和:4155

約数の個数: 32

約数和(自身を含む): 52738560

約数和(自身を除く): 31742664

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 223, 446, 669, 892, 1338, 1784, 2676, 3923, 5352, 7846, 11769, 15692, 23538, 31384, 47076, 94152, 874829, 1749658, 2624487, 3499316, 5248974, 6998632, 10497948, 20995896]

約数ペア:

[(1, 20995896), (2, 10497948), (3, 6998632), (4, 5248974), (6, 3499316), (8, 2624487), (12, 1749658), (24, 874829), (223, 94152), (446, 47076), (669, 31384), (892, 23538), (1338, 15692), (1784, 11769), (2676, 7846), (3923, 5352)]