158637008

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{50329}}^1$

素因数の和:50534

約数の個数: 20

約数和(自身を含む): 308925540

約数和(自身を除く): 150288532

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 50329, 100658, 201316, 402632, 805264, 9914813, 19829626, 39659252, 79318504, 158637008]

約数ペア:

[(1, 158637008), (2, 79318504), (4, 39659252), (8, 19829626), (16, 9914813), (197, 805264), (394, 402632), (788, 201316), (1576, 100658), (3152, 50329)]