20393865936

素因数分解:

$2^4\times 3^3\times {\mathrm{43}}^1\times {\mathrm{1097861}}^1$

素因数の和:1097921

約数の個数: 80

約数和(自身を含む): 59899350720

約数和(自身を除く): 39505484784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 43, 48, 54, 72, 86, 108, 129, 144, 172, 216, 258, 344, 387, 432, 516, 688, 774, 1032, 1161, 1548, 2064, 2322, 3096, 4644, 6192, 9288, 18576, 1097861, 2195722, 3293583, 4391444, 6587166, 8782888, 9880749, 13174332, 17565776, 19761498, 26348664, 29642247, 39522996, 47208023, 52697328, 59284494, 79045992, 94416046, 118568988, 141624069, 158091984, 188832092, 237137976, 283248138, 377664184, 424872207, 474275952, 566496276, 755328368, 849744414, 1132992552, 1274616621, 1699488828, 2265985104, 2549233242, 3398977656, 5098466484, 6797955312, 10196932968, 20393865936]

約数ペア:

[(1, 20393865936), (2, 10196932968), (3, 6797955312), (4, 5098466484), (6, 3398977656), (8, 2549233242), (9, 2265985104), (12, 1699488828), (16, 1274616621), (18, 1132992552), (24, 849744414), (27, 755328368), (36, 566496276), (43, 474275952), (48, 424872207), (54, 377664184), (72, 283248138), (86, 237137976), (108, 188832092), (129, 158091984), (144, 141624069), (172, 118568988), (216, 94416046), (258, 79045992), (344, 59284494), (387, 52697328), (432, 47208023), (516, 39522996), (688, 29642247), (774, 26348664), (1032, 19761498), (1161, 17565776), (1548, 13174332), (2064, 9880749), (2322, 8782888), (3096, 6587166), (4644, 4391444), (6192, 3293583), (9288, 2195722), (18576, 1097861)]