22971790

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{487}}^1$

素因数の和:636

約数の個数: 32

約数和(自身を含む): 42690240

約数和(自身を除く): 19718450

約数列:

[1, 2, 5, 10, 53, 89, 106, 178, 265, 445, 487, 530, 890, 974, 2435, 4717, 4870, 9434, 23585, 25811, 43343, 47170, 51622, 86686, 129055, 216715, 258110, 433430, 2297179, 4594358, 11485895, 22971790]

約数ペア:

[(1, 22971790), (2, 11485895), (5, 4594358), (10, 2297179), (53, 433430), (89, 258110), (106, 216715), (178, 129055), (265, 86686), (445, 51622), (487, 47170), (530, 43343), (890, 25811), (974, 23585), (2435, 9434), (4717, 4870)]