20020198

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{21163}}^1$

素因数の和:21219

約数の個数: 16

約数和(自身を含む): 33523776

約数和(自身を除く): 13503578

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 21163, 42326, 232793, 465586, 910009, 1820018, 10010099, 20020198]

約数ペア:

[(1, 20020198), (2, 10010099), (11, 1820018), (22, 910009), (43, 465586), (86, 232793), (473, 42326), (946, 21163)]