20309856

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{30223}}^1$

素因数の和:30243

約数の個数: 48

約数和(自身を含む): 60931584

約数和(自身を除く): 40621728

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 30223, 60446, 90669, 120892, 181338, 211561, 241784, 362676, 423122, 483568, 634683, 725352, 846244, 967136, 1269366, 1450704, 1692488, 2538732, 2901408, 3384976, 5077464, 6769952, 10154928, 20309856]

約数ペア:

[(1, 20309856), (2, 10154928), (3, 6769952), (4, 5077464), (6, 3384976), (7, 2901408), (8, 2538732), (12, 1692488), (14, 1450704), (16, 1269366), (21, 967136), (24, 846244), (28, 725352), (32, 634683), (42, 483568), (48, 423122), (56, 362676), (84, 241784), (96, 211561), (112, 181338), (168, 120892), (224, 90669), (336, 60446), (672, 30223)]