19818708

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18149}}^1$

素因数の和:18176

約数の個数: 48

約数和(自身を含む): 56918400

約数和(自身を除く): 37099692

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, 18149, 36298, 54447, 72596, 108894, 127043, 217788, 235937, 254086, 381129, 471874, 508172, 707811, 762258, 943748, 1415622, 1524516, 1651559, 2831244, 3303118, 4954677, 6606236, 9909354, 19818708]

約数ペア:

[(1, 19818708), (2, 9909354), (3, 6606236), (4, 4954677), (6, 3303118), (7, 2831244), (12, 1651559), (13, 1524516), (14, 1415622), (21, 943748), (26, 762258), (28, 707811), (39, 508172), (42, 471874), (52, 381129), (78, 254086), (84, 235937), (91, 217788), (156, 127043), (182, 108894), (273, 72596), (364, 54447), (546, 36298), (1092, 18149)]