2149786078

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{39901}}^1$

素因数の和:40024

約数の個数: 32

約数和(自身を含む): 3677368320

約数和(自身を除く): 1527582242

約数列:

[1, 2, 11, 22, 31, 62, 79, 158, 341, 682, 869, 1738, 2449, 4898, 26939, 39901, 53878, 79802, 438911, 877822, 1236931, 2473862, 3152179, 6304358, 13606241, 27212482, 34673969, 69347938, 97717549, 195435098, 1074893039, 2149786078]

約数ペア:

[(1, 2149786078), (2, 1074893039), (11, 195435098), (22, 97717549), (31, 69347938), (62, 34673969), (79, 27212482), (158, 13606241), (341, 6304358), (682, 3152179), (869, 2473862), (1738, 1236931), (2449, 877822), (4898, 438911), (26939, 79802), (39901, 53878)]