19309306

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{971}}^1$

素因数の和:1197

約数の個数: 16

約数和(自身を含む): 29649888

約数和(自身を除く): 10340582

約数列:

[1, 2, 61, 122, 163, 326, 971, 1942, 9943, 19886, 59231, 118462, 158273, 316546, 9654653, 19309306]

約数ペア:

[(1, 19309306), (2, 9654653), (61, 316546), (122, 158273), (163, 118462), (326, 59231), (971, 19886), (1942, 9943)]