19071760

素因数分解:

$2^4\times 5^1\times {\mathrm{238397}}^1$

素因数の和:238410

約数の個数: 20

約数和(自身を含む): 44342028

約数和(自身を除く): 25270268

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 238397, 476794, 953588, 1191985, 1907176, 2383970, 3814352, 4767940, 9535880, 19071760]

約数ペア:

[(1, 19071760), (2, 9535880), (4, 4767940), (5, 3814352), (8, 2383970), (10, 1907176), (16, 1191985), (20, 953588), (40, 476794), (80, 238397)]