1903990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{911}}^1$

素因数の和:948

約数の個数: 32

約数和(自身を含む): 3939840

約数和(自身を除く): 2035850

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 911, 1045, 1822, 2090, 4555, 9110, 10021, 17309, 20042, 34618, 50105, 86545, 100210, 173090, 190399, 380798, 951995, 1903990]

約数ペア:

[(1, 1903990), (2, 951995), (5, 380798), (10, 190399), (11, 173090), (19, 100210), (22, 86545), (38, 50105), (55, 34618), (95, 20042), (110, 17309), (190, 10021), (209, 9110), (418, 4555), (911, 2090), (1045, 1822)]