20652996

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18913}}^1$

素因数の和:18940

約数の個数: 48

約数和(自身を含む): 59314304

約数和(自身を除く): 38661308

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 18913, 37826, 56739, 75652, 113478, 132391, 226956, 245869, 264782, 397173, 491738, 529564, 737607, 794346, 983476, 1475214, 1588692, 1721083, 2950428, 3442166, 5163249, 6884332, 10326498, 20652996]

約数ペア:

[(1, 20652996), (2, 10326498), (3, 6884332), (4, 5163249), (6, 3442166), (7, 2950428), (12, 1721083), (13, 1588692), (14, 1475214), (21, 983476), (26, 794346), (28, 737607), (39, 529564), (42, 491738), (52, 397173), (78, 264782), (84, 245869), (91, 226956), (156, 132391), (182, 113478), (273, 75652), (364, 56739), (546, 37826), (1092, 18913)]