19977072

素因数分解:

$2^4\times 3^1\times {\mathrm{191}}^1\times {\mathrm{2179}}^1$

素因数の和:2381

約数の個数: 40

約数和(自身を含む): 51901440

約数和(自身を除く): 31924368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 191, 382, 573, 764, 1146, 1528, 2179, 2292, 3056, 4358, 4584, 6537, 8716, 9168, 13074, 17432, 26148, 34864, 52296, 104592, 416189, 832378, 1248567, 1664756, 2497134, 3329512, 4994268, 6659024, 9988536, 19977072]

約数ペア:

[(1, 19977072), (2, 9988536), (3, 6659024), (4, 4994268), (6, 3329512), (8, 2497134), (12, 1664756), (16, 1248567), (24, 832378), (48, 416189), (191, 104592), (382, 52296), (573, 34864), (764, 26148), (1146, 17432), (1528, 13074), (2179, 9168), (2292, 8716), (3056, 6537), (4358, 4584)]