202315990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{9769}}^1$

素因数の和:9904

約数の個数: 32

約数和(自身を含む): 386892000

約数和(自身を除く): 184576010

約数列:

[1, 2, 5, 10, 19, 38, 95, 109, 190, 218, 545, 1090, 2071, 4142, 9769, 10355, 19538, 20710, 48845, 97690, 185611, 371222, 928055, 1064821, 1856110, 2129642, 5324105, 10648210, 20231599, 40463198, 101157995, 202315990]

約数ペア:

[(1, 202315990), (2, 101157995), (5, 40463198), (10, 20231599), (19, 10648210), (38, 5324105), (95, 2129642), (109, 1856110), (190, 1064821), (218, 928055), (545, 371222), (1090, 185611), (2071, 97690), (4142, 48845), (9769, 20710), (10355, 19538)]