20270222

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^3$

素因数の和:102

約数の個数: 48

約数和(自身を含む): 39152160

約数和(自身を除く): 18881938

約数列:

[1, 2, 7, 14, 17, 23, 34, 46, 49, 98, 119, 161, 238, 322, 391, 529, 782, 833, 1058, 1127, 1666, 2254, 2737, 3703, 5474, 7406, 8993, 12167, 17986, 19159, 24334, 25921, 38318, 51842, 62951, 85169, 125902, 170338, 206839, 413678, 440657, 596183, 881314, 1192366, 1447873, 2895746, 10135111, 20270222]

約数ペア:

[(1, 20270222), (2, 10135111), (7, 2895746), (14, 1447873), (17, 1192366), (23, 881314), (34, 596183), (46, 440657), (49, 413678), (98, 206839), (119, 170338), (161, 125902), (238, 85169), (322, 62951), (391, 51842), (529, 38318), (782, 25921), (833, 24334), (1058, 19159), (1127, 17986), (1666, 12167), (2254, 8993), (2737, 7406), (3703, 5474)]