19205992

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1223}}^1$

素因数の和:1393

約数の個数: 32

約数和(自身を含む): 39070080

約数和(自身を除く): 19864088

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 151, 302, 604, 1208, 1223, 1963, 2446, 3926, 4892, 7852, 9784, 15704, 15899, 31798, 63596, 127192, 184673, 369346, 738692, 1477384, 2400749, 4801498, 9602996, 19205992]

約数ペア:

[(1, 19205992), (2, 9602996), (4, 4801498), (8, 2400749), (13, 1477384), (26, 738692), (52, 369346), (104, 184673), (151, 127192), (302, 63596), (604, 31798), (1208, 15899), (1223, 15704), (1963, 9784), (2446, 7852), (3926, 4892)]