17729992

素因数分解:

$2^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2311}}^1$

素因数の和:2461

約数の個数: 32

約数和(自身を含む): 38286720

約数和(自身を除く): 20556728

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 137, 274, 548, 959, 1096, 1918, 2311, 3836, 4622, 7672, 9244, 16177, 18488, 32354, 64708, 129416, 316607, 633214, 1266428, 2216249, 2532856, 4432498, 8864996, 17729992]

約数ペア:

[(1, 17729992), (2, 8864996), (4, 4432498), (7, 2532856), (8, 2216249), (14, 1266428), (28, 633214), (56, 316607), (137, 129416), (274, 64708), (548, 32354), (959, 18488), (1096, 16177), (1918, 9244), (2311, 7672), (3836, 4622)]