20504616

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{769}}^1$

素因数の和:890

約数の個数: 64

約数和(自身を含む): 56548800

約数和(自身を除く): 36044184

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 101, 132, 202, 264, 303, 404, 606, 769, 808, 1111, 1212, 1538, 2222, 2307, 2424, 3076, 3333, 4444, 4614, 6152, 6666, 8459, 8888, 9228, 13332, 16918, 18456, 25377, 26664, 33836, 50754, 67672, 77669, 101508, 155338, 203016, 233007, 310676, 466014, 621352, 854359, 932028, 1708718, 1864056, 2563077, 3417436, 5126154, 6834872, 10252308, 20504616]

約数ペア:

[(1, 20504616), (2, 10252308), (3, 6834872), (4, 5126154), (6, 3417436), (8, 2563077), (11, 1864056), (12, 1708718), (22, 932028), (24, 854359), (33, 621352), (44, 466014), (66, 310676), (88, 233007), (101, 203016), (132, 155338), (202, 101508), (264, 77669), (303, 67672), (404, 50754), (606, 33836), (769, 26664), (808, 25377), (1111, 18456), (1212, 16918), (1538, 13332), (2222, 9228), (2307, 8888), (2424, 8459), (3076, 6666), (3333, 6152), (4444, 4614)]