11783990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{569}}^1$

素因数の和:704

約数の個数: 32

約数和(自身を含む): 22572000

約数和(自身を除く): 10788010

約数列:

[1, 2, 5, 10, 19, 38, 95, 109, 190, 218, 545, 569, 1090, 1138, 2071, 2845, 4142, 5690, 10355, 10811, 20710, 21622, 54055, 62021, 108110, 124042, 310105, 620210, 1178399, 2356798, 5891995, 11783990]

約数ペア:

[(1, 11783990), (2, 5891995), (5, 2356798), (10, 1178399), (19, 620210), (38, 310105), (95, 124042), (109, 108110), (190, 62021), (218, 54055), (545, 21622), (569, 20710), (1090, 10811), (1138, 10355), (2071, 5690), (2845, 4142)]