20871036136

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1724309}}^1$

素因数の和:1724421

約数の個数: 32

約数和(自身を含む): 41900733000

約数和(自身を除く): 21029696864

約数列:

[1, 2, 4, 8, 17, 34, 68, 89, 136, 178, 356, 712, 1513, 3026, 6052, 12104, 1724309, 3448618, 6897236, 13794472, 29313253, 58626506, 117253012, 153463501, 234506024, 306927002, 613854004, 1227708008, 2608879517, 5217759034, 10435518068, 20871036136]

約数ペア:

[(1, 20871036136), (2, 10435518068), (4, 5217759034), (8, 2608879517), (17, 1227708008), (34, 613854004), (68, 306927002), (89, 234506024), (136, 153463501), (178, 117253012), (356, 58626506), (712, 29313253), (1513, 13794472), (3026, 6897236), (6052, 3448618), (12104, 1724309)]