20329576

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{397}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 39473640

約数和(自身を除く): 19144064

約数列:

[1, 2, 4, 8, 37, 74, 148, 173, 296, 346, 397, 692, 794, 1384, 1588, 3176, 6401, 12802, 14689, 25604, 29378, 51208, 58756, 68681, 117512, 137362, 274724, 549448, 2541197, 5082394, 10164788, 20329576]

約数ペア:

[(1, 20329576), (2, 10164788), (4, 5082394), (8, 2541197), (37, 549448), (74, 274724), (148, 137362), (173, 117512), (296, 68681), (346, 58756), (397, 51208), (692, 29378), (794, 25604), (1384, 14689), (1588, 12802), (3176, 6401)]