18392858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:374

約数の個数: 32

約数和(自身を含む): 31449600

約数和(自身を除く): 13056742

約数列:

[1, 2, 11, 22, 31, 62, 149, 181, 298, 341, 362, 682, 1639, 1991, 3278, 3982, 4619, 5611, 9238, 11222, 26969, 50809, 53938, 61721, 101618, 123442, 296659, 593318, 836039, 1672078, 9196429, 18392858]

約数ペア:

[(1, 18392858), (2, 9196429), (11, 1672078), (22, 836039), (31, 593318), (62, 296659), (149, 123442), (181, 101618), (298, 61721), (341, 53938), (362, 50809), (682, 26969), (1639, 11222), (1991, 9238), (3278, 5611), (3982, 4619)]