31317358

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{20101}}^1$

素因数の和:20163

約数の個数: 16

約数和(自身を含む): 50657040

約数和(自身を除く): 19339682

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 20101, 40202, 381919, 763838, 824141, 1648282, 15658679, 31317358]

約数ペア:

[(1, 31317358), (2, 15658679), (19, 1648282), (38, 824141), (41, 763838), (82, 381919), (779, 40202), (1558, 20101)]