20913384

素因数分解:

$2^3\times 3^1\times {\mathrm{139}}^1\times {\mathrm{6269}}^1$

素因数の和:6417

約数の個数: 32

約数和(自身を含む): 52668000

約数和(自身を除く): 31754616

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 139, 278, 417, 556, 834, 1112, 1668, 3336, 6269, 12538, 18807, 25076, 37614, 50152, 75228, 150456, 871391, 1742782, 2614173, 3485564, 5228346, 6971128, 10456692, 20913384]

約数ペア:

[(1, 20913384), (2, 10456692), (3, 6971128), (4, 5228346), (6, 3485564), (8, 2614173), (12, 1742782), (24, 871391), (139, 150456), (278, 75228), (417, 50152), (556, 37614), (834, 25076), (1112, 18807), (1668, 12538), (3336, 6269)]