18927112

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{457}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 36933120

約数和(自身を除く): 18006008

約数列:

[1, 2, 4, 8, 31, 62, 124, 167, 248, 334, 457, 668, 914, 1336, 1828, 3656, 5177, 10354, 14167, 20708, 28334, 41416, 56668, 76319, 113336, 152638, 305276, 610552, 2365889, 4731778, 9463556, 18927112]

約数ペア:

[(1, 18927112), (2, 9463556), (4, 4731778), (8, 2365889), (31, 610552), (62, 305276), (124, 152638), (167, 113336), (248, 76319), (334, 56668), (457, 41416), (668, 28334), (914, 20708), (1336, 14167), (1828, 10354), (3656, 5177)]