19740708

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{42181}}^1$

素因数の和:42204

約数の個数: 36

約数和(自身を含む): 53739868

約数和(自身を除く): 33999160

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 42181, 84362, 126543, 168724, 253086, 379629, 506172, 548353, 759258, 1096706, 1518516, 1645059, 2193412, 3290118, 4935177, 6580236, 9870354, 19740708]

約数ペア:

[(1, 19740708), (2, 9870354), (3, 6580236), (4, 4935177), (6, 3290118), (9, 2193412), (12, 1645059), (13, 1518516), (18, 1096706), (26, 759258), (36, 548353), (39, 506172), (52, 379629), (78, 253086), (117, 168724), (156, 126543), (234, 84362), (468, 42181)]