19793402

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{8539}}^1$

素因数の和:8621

約数の個数: 16

約数和(自身を含む): 31768800

約数和(自身を除く): 11975398

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 8539, 17078, 162241, 324482, 520879, 1041758, 9896701, 19793402]

約数ペア:

[(1, 19793402), (2, 9896701), (19, 1041758), (38, 520879), (61, 324482), (122, 162241), (1159, 17078), (2318, 8539)]