20206784

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1$

素因数の和:337

約数の個数: 56

約数和(自身を含む): 43738800

約数和(自身を除く): 23532016

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 149, 163, 208, 298, 326, 416, 596, 652, 832, 1192, 1304, 1937, 2119, 2384, 2608, 3874, 4238, 4768, 5216, 7748, 8476, 9536, 10432, 15496, 16952, 24287, 30992, 33904, 48574, 61984, 67808, 97148, 123968, 135616, 194296, 315731, 388592, 631462, 777184, 1262924, 1554368, 2525848, 5051696, 10103392, 20206784]

約数ペア:

[(1, 20206784), (2, 10103392), (4, 5051696), (8, 2525848), (13, 1554368), (16, 1262924), (26, 777184), (32, 631462), (52, 388592), (64, 315731), (104, 194296), (149, 135616), (163, 123968), (208, 97148), (298, 67808), (326, 61984), (416, 48574), (596, 33904), (652, 30992), (832, 24287), (1192, 16952), (1304, 15496), (1937, 10432), (2119, 9536), (2384, 8476), (2608, 7748), (3874, 5216), (4238, 4768)]