20882178

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{20353}}^1$

素因数の和:20383

約数の個数: 32

約数和(自身を含む): 48849600

約数和(自身を除く): 27967422

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 20353, 40706, 61059, 122118, 183177, 366354, 386707, 549531, 773414, 1099062, 1160121, 2320242, 3480363, 6960726, 10441089, 20882178]

約数ペア:

[(1, 20882178), (2, 10441089), (3, 6960726), (6, 3480363), (9, 2320242), (18, 1160121), (19, 1099062), (27, 773414), (38, 549531), (54, 386707), (57, 366354), (114, 183177), (171, 122118), (342, 61059), (513, 40706), (1026, 20353)]