2188788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 5935104

約数和(自身を除く): 3746316

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 71, 84, 142, 213, 284, 367, 426, 497, 734, 852, 994, 1101, 1468, 1491, 1988, 2202, 2569, 2982, 4404, 5138, 5964, 7707, 10276, 15414, 26057, 30828, 52114, 78171, 104228, 156342, 182399, 312684, 364798, 547197, 729596, 1094394, 2188788]

約数ペア:

[(1, 2188788), (2, 1094394), (3, 729596), (4, 547197), (6, 364798), (7, 312684), (12, 182399), (14, 156342), (21, 104228), (28, 78171), (42, 52114), (71, 30828), (84, 26057), (142, 15414), (213, 10276), (284, 7707), (367, 5964), (426, 5138), (497, 4404), (734, 2982), (852, 2569), (994, 2202), (1101, 1988), (1468, 1491)]