20565944074

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{947}}^1$

素因数の和:1247

約数の個数: 64

約数和(自身を含む): 34337318400

約数和(自身を除く): 13771374326

約数列:

[1, 2, 13, 26, 79, 97, 109, 158, 194, 218, 947, 1027, 1261, 1417, 1894, 2054, 2522, 2834, 7663, 8611, 10573, 12311, 15326, 17222, 21146, 24622, 74813, 91859, 99619, 103223, 111943, 137449, 149626, 183718, 199238, 206446, 223886, 274898, 835267, 972569, 1194167, 1341899, 1670534, 1945138, 2388334, 2683798, 7256861, 8154617, 10012631, 10858471, 14513722, 16309234, 20025262, 21716942, 94339193, 106010021, 130164203, 188678386, 212020042, 260328406, 790997849, 1581995698, 10282972037, 20565944074]

約数ペア:

[(1, 20565944074), (2, 10282972037), (13, 1581995698), (26, 790997849), (79, 260328406), (97, 212020042), (109, 188678386), (158, 130164203), (194, 106010021), (218, 94339193), (947, 21716942), (1027, 20025262), (1261, 16309234), (1417, 14513722), (1894, 10858471), (2054, 10012631), (2522, 8154617), (2834, 7256861), (7663, 2683798), (8611, 2388334), (10573, 1945138), (12311, 1670534), (15326, 1341899), (17222, 1194167), (21146, 972569), (24622, 835267), (74813, 274898), (91859, 223886), (99619, 206446), (103223, 199238), (111943, 183718), (137449, 149626)]