20204562

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3617}}^1$

素因数の和:3655

約数の個数: 48

約数和(自身を含む): 49494240

約数和(自身を除く): 29289678

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 49, 57, 98, 114, 133, 147, 266, 294, 399, 798, 931, 1862, 2793, 3617, 5586, 7234, 10851, 21702, 25319, 50638, 68723, 75957, 137446, 151914, 177233, 206169, 354466, 412338, 481061, 531699, 962122, 1063398, 1443183, 2886366, 3367427, 6734854, 10102281, 20204562]

約数ペア:

[(1, 20204562), (2, 10102281), (3, 6734854), (6, 3367427), (7, 2886366), (14, 1443183), (19, 1063398), (21, 962122), (38, 531699), (42, 481061), (49, 412338), (57, 354466), (98, 206169), (114, 177233), (133, 151914), (147, 137446), (266, 75957), (294, 68723), (399, 50638), (798, 25319), (931, 21702), (1862, 10851), (2793, 7234), (3617, 5586)]