20852247

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:327

約数の個数: 32

約数和(自身を含む): 31449600

約数和(自身を除く): 10597353

約数列:

[1, 3, 13, 29, 39, 87, 103, 179, 309, 377, 537, 1131, 1339, 2327, 2987, 4017, 5191, 6981, 8961, 15573, 18437, 38831, 55311, 67483, 116493, 202449, 239681, 534673, 719043, 1604019, 6950749, 20852247]

約数ペア:

[(1, 20852247), (3, 6950749), (13, 1604019), (29, 719043), (39, 534673), (87, 239681), (103, 202449), (179, 116493), (309, 67483), (377, 55311), (537, 38831), (1131, 18437), (1339, 15573), (2327, 8961), (2987, 6981), (4017, 5191)]