19833688

素因数分解:

$2^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2377}}^1$

素因数の和:2539

約数の個数: 32

約数和(自身を含む): 42804000

約数和(自身を除く): 22970312

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 149, 298, 596, 1043, 1192, 2086, 2377, 4172, 4754, 8344, 9508, 16639, 19016, 33278, 66556, 133112, 354173, 708346, 1416692, 2479211, 2833384, 4958422, 9916844, 19833688]

約数ペア:

[(1, 19833688), (2, 9916844), (4, 4958422), (7, 2833384), (8, 2479211), (14, 1416692), (28, 708346), (56, 354173), (149, 133112), (298, 66556), (596, 33278), (1043, 19016), (1192, 16639), (2086, 9508), (2377, 8344), (4172, 4754)]