20549004

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1097}}^1$

素因数の和:1334

約数の個数: 48

約数和(自身を含む): 55093248

約数和(自身を除く): 34544244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 223, 446, 669, 892, 1097, 1338, 1561, 2194, 2676, 3122, 3291, 4388, 4683, 6244, 6582, 7679, 9366, 13164, 15358, 18732, 23037, 30716, 46074, 92148, 244631, 489262, 733893, 978524, 1467786, 1712417, 2935572, 3424834, 5137251, 6849668, 10274502, 20549004]

約数ペア:

[(1, 20549004), (2, 10274502), (3, 6849668), (4, 5137251), (6, 3424834), (7, 2935572), (12, 1712417), (14, 1467786), (21, 978524), (28, 733893), (42, 489262), (84, 244631), (223, 92148), (446, 46074), (669, 30716), (892, 23037), (1097, 18732), (1338, 15358), (1561, 13164), (2194, 9366), (2676, 7679), (3122, 6582), (3291, 6244), (4388, 4683)]