20070424

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{2887}}^1$

素因数の和:2983

約数の個数: 32

約数和(自身を含む): 41587200

約数和(自身を除く): 21516776

約数列:

[1, 2, 4, 8, 11, 22, 44, 79, 88, 158, 316, 632, 869, 1738, 2887, 3476, 5774, 6952, 11548, 23096, 31757, 63514, 127028, 228073, 254056, 456146, 912292, 1824584, 2508803, 5017606, 10035212, 20070424]

約数ペア:

[(1, 20070424), (2, 10035212), (4, 5017606), (8, 2508803), (11, 1824584), (22, 912292), (44, 456146), (79, 254056), (88, 228073), (158, 127028), (316, 63514), (632, 31757), (869, 23096), (1738, 11548), (2887, 6952), (3476, 5774)]