18871170051

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{809}}^1\times {\mathrm{6779}}^1$

素因数の和:7659

約数の個数: 32

約数和(自身を含む): 26712115200

約数和(自身を除く): 7840945149

約数列:

[1, 3, 31, 37, 93, 111, 809, 1147, 2427, 3441, 6779, 20337, 25079, 29933, 75237, 89799, 210149, 250823, 630447, 752469, 927923, 2783769, 5484211, 7775513, 16452633, 23326539, 170010541, 202915807, 510031623, 608747421, 6290390017, 18871170051]

約数ペア:

[(1, 18871170051), (3, 6290390017), (31, 608747421), (37, 510031623), (93, 202915807), (111, 170010541), (809, 23326539), (1147, 16452633), (2427, 7775513), (3441, 5484211), (6779, 2783769), (20337, 927923), (25079, 752469), (29933, 630447), (75237, 250823), (89799, 210149)]