20341388487

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{751}}^1\times {\mathrm{11833}}^1$

素因数の和:12703

約数の個数: 32

約数和(自身を含む): 31325071360

約数和(自身を除く): 10983682873

約数列:

[1, 3, 7, 21, 109, 327, 751, 763, 2253, 2289, 5257, 11833, 15771, 35499, 81859, 82831, 245577, 248493, 573013, 1289797, 1719039, 3869391, 8886583, 9028579, 26659749, 27085737, 62206081, 186618243, 968637547, 2905912641, 6780462829, 20341388487]

約数ペア:

[(1, 20341388487), (3, 6780462829), (7, 2905912641), (21, 968637547), (109, 186618243), (327, 62206081), (751, 27085737), (763, 26659749), (2253, 9028579), (2289, 8886583), (5257, 3869391), (11833, 1719039), (15771, 1289797), (35499, 573013), (81859, 248493), (82831, 245577)]