20716332

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:399

約数の個数: 96

約数和(自身を含む): 60662784

約数和(自身を除く): 39946452

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 61, 78, 84, 91, 122, 156, 182, 183, 244, 273, 311, 364, 366, 427, 546, 622, 732, 793, 854, 933, 1092, 1244, 1281, 1586, 1708, 1866, 2177, 2379, 2562, 3172, 3732, 4043, 4354, 4758, 5124, 5551, 6531, 8086, 8708, 9516, 11102, 12129, 13062, 16172, 16653, 18971, 22204, 24258, 26124, 28301, 33306, 37942, 48516, 56602, 56913, 66612, 75884, 84903, 113204, 113826, 132797, 169806, 227652, 246623, 265594, 339612, 398391, 493246, 531188, 739869, 796782, 986492, 1479738, 1593564, 1726361, 2959476, 3452722, 5179083, 6905444, 10358166, 20716332]

約数ペア:

[(1, 20716332), (2, 10358166), (3, 6905444), (4, 5179083), (6, 3452722), (7, 2959476), (12, 1726361), (13, 1593564), (14, 1479738), (21, 986492), (26, 796782), (28, 739869), (39, 531188), (42, 493246), (52, 398391), (61, 339612), (78, 265594), (84, 246623), (91, 227652), (122, 169806), (156, 132797), (182, 113826), (183, 113204), (244, 84903), (273, 75884), (311, 66612), (364, 56913), (366, 56602), (427, 48516), (546, 37942), (622, 33306), (732, 28301), (793, 26124), (854, 24258), (933, 22204), (1092, 18971), (1244, 16653), (1281, 16172), (1586, 13062), (1708, 12129), (1866, 11102), (2177, 9516), (2379, 8708), (2562, 8086), (3172, 6531), (3732, 5551), (4043, 5124), (4354, 4758)]