20519304

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{5059}}^1$

素因数の和:5094

約数の個数: 48

約数和(自身を含む): 55558800

約数和(自身を除く): 35039496

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 169, 312, 338, 507, 676, 1014, 1352, 2028, 4056, 5059, 10118, 15177, 20236, 30354, 40472, 60708, 65767, 121416, 131534, 197301, 263068, 394602, 526136, 789204, 854971, 1578408, 1709942, 2564913, 3419884, 5129826, 6839768, 10259652, 20519304]

約数ペア:

[(1, 20519304), (2, 10259652), (3, 6839768), (4, 5129826), (6, 3419884), (8, 2564913), (12, 1709942), (13, 1578408), (24, 854971), (26, 789204), (39, 526136), (52, 394602), (78, 263068), (104, 197301), (156, 131534), (169, 121416), (312, 65767), (338, 60708), (507, 40472), (676, 30354), (1014, 20236), (1352, 15177), (2028, 10118), (4056, 5059)]