20147444744

素因数分解:

$2^3\times 7^1\times {\mathrm{359}}^1\times {\mathrm{619}}^1\times {\mathrm{1619}}^1$

素因数の和:2610

約数の個数: 64

約数和(自身を含む): 43390080000

約数和(自身を除く): 23242635256

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 359, 619, 718, 1238, 1436, 1619, 2476, 2513, 2872, 3238, 4333, 4952, 5026, 6476, 8666, 10052, 11333, 12952, 17332, 20104, 22666, 34664, 45332, 90664, 222221, 444442, 581221, 888884, 1002161, 1162442, 1555547, 1777768, 2004322, 2324884, 3111094, 4008644, 4068547, 4649768, 6222188, 7015127, 8017288, 8137094, 12444376, 14030254, 16274188, 28060508, 32548376, 56121016, 359775799, 719551598, 1439103196, 2518430593, 2878206392, 5036861186, 10073722372, 20147444744]

約数ペア:

[(1, 20147444744), (2, 10073722372), (4, 5036861186), (7, 2878206392), (8, 2518430593), (14, 1439103196), (28, 719551598), (56, 359775799), (359, 56121016), (619, 32548376), (718, 28060508), (1238, 16274188), (1436, 14030254), (1619, 12444376), (2476, 8137094), (2513, 8017288), (2872, 7015127), (3238, 6222188), (4333, 4649768), (4952, 4068547), (5026, 4008644), (6476, 3111094), (8666, 2324884), (10052, 2004322), (11333, 1777768), (12952, 1555547), (17332, 1162442), (20104, 1002161), (22666, 888884), (34664, 581221), (45332, 444442), (90664, 222221)]