20021402

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{12253}}^1$

素因数の和:12317

約数の個数: 16

約数和(自身を含む): 32350560

約数和(自身を除く): 12329158

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 12253, 24506, 232807, 465614, 526879, 1053758, 10010701, 20021402]

約数ペア:

[(1, 20021402), (2, 10010701), (19, 1053758), (38, 526879), (43, 465614), (86, 232807), (817, 24506), (1634, 12253)]