20790896637

素因数分解:

$3^1\times 7^3\times {\mathrm{20204953}}^1$

素因数の和:20204977

約数の個数: 16

約数和(自身を含む): 32327926400

約数和(自身を除く): 11537029763

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 20204953, 60614859, 141434671, 424304013, 990042697, 2970128091, 6930298879, 20790896637]

約数ペア:

[(1, 20790896637), (3, 6930298879), (7, 2970128091), (21, 990042697), (49, 424304013), (147, 141434671), (343, 60614859), (1029, 20204953)]