1999163582

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{389}}^1\times {\mathrm{1259}}^1$

素因数の和:1820

約数の個数: 32

約数和(自身を含む): 3260930400

約数和(自身を除く): 1261766818

約数列:

[1, 2, 13, 26, 157, 314, 389, 778, 1259, 2041, 2518, 4082, 5057, 10114, 16367, 32734, 61073, 122146, 197663, 395326, 489751, 793949, 979502, 1587898, 2569619, 5139238, 6366763, 12733526, 76890907, 153781814, 999581791, 1999163582]

約数ペア:

[(1, 1999163582), (2, 999581791), (13, 153781814), (26, 76890907), (157, 12733526), (314, 6366763), (389, 5139238), (778, 2569619), (1259, 1587898), (2041, 979502), (2518, 793949), (4082, 489751), (5057, 395326), (10114, 197663), (16367, 122146), (32734, 61073)]