200720996

素因数分解:

$2^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{63439}}^1$

素因数の和:63563

約数の個数: 24

約数和(自身を含む): 405000960

約数和(自身を除く): 204279964

約数列:

[1, 2, 4, 7, 14, 28, 113, 226, 452, 791, 1582, 3164, 63439, 126878, 253756, 444073, 888146, 1776292, 7168607, 14337214, 28674428, 50180249, 100360498, 200720996]

約数ペア:

[(1, 200720996), (2, 100360498), (4, 50180249), (7, 28674428), (14, 14337214), (28, 7168607), (113, 1776292), (226, 888146), (452, 444073), (791, 253756), (1582, 126878), (3164, 63439)]