20131720544

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{359}}^1\times {\mathrm{827}}^1$

素因数の和:1372

約数の個数: 96

約数和(自身を含む): 43116675840

約数和(自身を除く): 22984955296

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 163, 208, 326, 359, 416, 652, 718, 827, 1304, 1436, 1654, 2119, 2608, 2872, 3308, 4238, 4667, 5216, 5744, 6616, 8476, 9334, 10751, 11488, 13232, 16952, 18668, 21502, 26464, 33904, 37336, 43004, 58517, 67808, 74672, 86008, 117034, 134801, 149344, 172016, 234068, 269602, 296893, 344032, 468136, 539204, 593786, 760721, 936272, 1078408, 1187572, 1521442, 1752413, 1872544, 2156816, 2375144, 3042884, 3504826, 3859609, 4313632, 4750288, 6085768, 7009652, 7719218, 9500576, 12171536, 14019304, 15438436, 24343072, 28038608, 30876872, 48393559, 56077216, 61753744, 96787118, 123507488, 193574236, 387148472, 629116267, 774296944, 1258232534, 1548593888, 2516465068, 5032930136, 10065860272, 20131720544]

約数ペア:

[(1, 20131720544), (2, 10065860272), (4, 5032930136), (8, 2516465068), (13, 1548593888), (16, 1258232534), (26, 774296944), (32, 629116267), (52, 387148472), (104, 193574236), (163, 123507488), (208, 96787118), (326, 61753744), (359, 56077216), (416, 48393559), (652, 30876872), (718, 28038608), (827, 24343072), (1304, 15438436), (1436, 14019304), (1654, 12171536), (2119, 9500576), (2608, 7719218), (2872, 7009652), (3308, 6085768), (4238, 4750288), (4667, 4313632), (5216, 3859609), (5744, 3504826), (6616, 3042884), (8476, 2375144), (9334, 2156816), (10751, 1872544), (11488, 1752413), (13232, 1521442), (16952, 1187572), (18668, 1078408), (21502, 936272), (26464, 760721), (33904, 593786), (37336, 539204), (43004, 468136), (58517, 344032), (67808, 296893), (74672, 269602), (86008, 234068), (117034, 172016), (134801, 149344)]