20159968458

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{223}}^1\times {\mathrm{12889}}^1$

素因数の和:13291

約数の個数: 64

約数和(自身を含む): 46567342080

約数和(自身を除く): 26407373622

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 167, 223, 334, 446, 501, 669, 1002, 1169, 1338, 1561, 2338, 3122, 3507, 4683, 7014, 9366, 12889, 25778, 37241, 38667, 74482, 77334, 90223, 111723, 180446, 223446, 260687, 270669, 521374, 541338, 782061, 1564122, 2152463, 2874247, 4304926, 5748494, 6457389, 8622741, 12914778, 15067241, 17245482, 20119729, 30134482, 40239458, 45201723, 60359187, 90403446, 120718374, 479999249, 959998498, 1439997747, 2879995494, 3359994743, 6719989486, 10079984229, 20159968458]

約数ペア:

[(1, 20159968458), (2, 10079984229), (3, 6719989486), (6, 3359994743), (7, 2879995494), (14, 1439997747), (21, 959998498), (42, 479999249), (167, 120718374), (223, 90403446), (334, 60359187), (446, 45201723), (501, 40239458), (669, 30134482), (1002, 20119729), (1169, 17245482), (1338, 15067241), (1561, 12914778), (2338, 8622741), (3122, 6457389), (3507, 5748494), (4683, 4304926), (7014, 2874247), (9366, 2152463), (12889, 1564122), (25778, 782061), (37241, 541338), (38667, 521374), (74482, 270669), (77334, 260687), (90223, 223446), (111723, 180446)]