20981544

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{28201}}^1$

素因数の和:28241

約数の個数: 32

約数和(自身を含む): 54147840

約数和(自身を除く): 33166296

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 744, 28201, 56402, 84603, 112804, 169206, 225608, 338412, 676824, 874231, 1748462, 2622693, 3496924, 5245386, 6993848, 10490772, 20981544]

約数ペア:

[(1, 20981544), (2, 10490772), (3, 6993848), (4, 5245386), (6, 3496924), (8, 2622693), (12, 1748462), (24, 874231), (31, 676824), (62, 338412), (93, 225608), (124, 169206), (186, 112804), (248, 84603), (372, 56402), (744, 28201)]