19940348

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{4447}}^1$

素因数の和:4529

約数の個数: 24

約数和(自身を含む): 37363200

約数和(自身を除く): 17422852

約数列:

[1, 2, 4, 19, 38, 59, 76, 118, 236, 1121, 2242, 4447, 4484, 8894, 17788, 84493, 168986, 262373, 337972, 524746, 1049492, 4985087, 9970174, 19940348]

約数ペア:

[(1, 19940348), (2, 9970174), (4, 4985087), (19, 1049492), (38, 524746), (59, 337972), (76, 262373), (118, 168986), (236, 84493), (1121, 17788), (2242, 8894), (4447, 4484)]