157437872

素因数分解:

$2^4\times {\mathrm{809}}^1\times {\mathrm{12163}}^1$

素因数の和:12980

約数の個数: 20

約数和(自身を含む): 305438040

約数和(自身を除く): 148000168

約数列:

[1, 2, 4, 8, 16, 809, 1618, 3236, 6472, 12163, 12944, 24326, 48652, 97304, 194608, 9839867, 19679734, 39359468, 78718936, 157437872]

約数ペア:

[(1, 157437872), (2, 78718936), (4, 39359468), (8, 19679734), (16, 9839867), (809, 194608), (1618, 97304), (3236, 48652), (6472, 24326), (12163, 12944)]