221009710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{19069}}^1$

素因数の和:19156

約数の個数: 32

約数和(自身を含む): 425642400

約数和(自身を除く): 204632690

約数列:

[1, 2, 5, 10, 19, 38, 61, 95, 122, 190, 305, 610, 1159, 2318, 5795, 11590, 19069, 38138, 95345, 190690, 362311, 724622, 1163209, 1811555, 2326418, 3623110, 5816045, 11632090, 22100971, 44201942, 110504855, 221009710]

約数ペア:

[(1, 221009710), (2, 110504855), (5, 44201942), (10, 22100971), (19, 11632090), (38, 5816045), (61, 3623110), (95, 2326418), (122, 1811555), (190, 1163209), (305, 724622), (610, 362311), (1159, 190690), (2318, 95345), (5795, 38138), (11590, 19069)]