30721648

素因数分解:

$2^4\times {\mathrm{853}}^1\times {\mathrm{2251}}^1$

素因数の和:3112

約数の個数: 20

約数和(自身を含む): 59619448

約数和(自身を除く): 28897800

約数列:

[1, 2, 4, 8, 16, 853, 1706, 2251, 3412, 4502, 6824, 9004, 13648, 18008, 36016, 1920103, 3840206, 7680412, 15360824, 30721648]

約数ペア:

[(1, 30721648), (2, 15360824), (4, 7680412), (8, 3840206), (16, 1920103), (853, 36016), (1706, 18008), (2251, 13648), (3412, 9004), (4502, 6824)]