19920998

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{379}}^1\times {\mathrm{641}}^1$

素因数の和:1063

約数の個数: 16

約数和(自身を含む): 30738960

約数和(自身を除く): 10817962

約数列:

[1, 2, 41, 82, 379, 641, 758, 1282, 15539, 26281, 31078, 52562, 242939, 485878, 9960499, 19920998]

約数ペア:

[(1, 19920998), (2, 9960499), (41, 485878), (82, 242939), (379, 52562), (641, 31078), (758, 26281), (1282, 15539)]