19885593

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3167}}^1$

素因数の和:3213

約数の個数: 32

約数和(自身を含む): 34062336

約数和(自身を除く): 14176743

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 2093, 3167, 6279, 9501, 22169, 41171, 66507, 72841, 123513, 218523, 288197, 509887, 864591, 946933, 1529661, 2840799, 6628531, 19885593]

約数ペア:

[(1, 19885593), (3, 6628531), (7, 2840799), (13, 1529661), (21, 946933), (23, 864591), (39, 509887), (69, 288197), (91, 218523), (161, 123513), (273, 72841), (299, 66507), (483, 41171), (897, 22169), (2093, 9501), (3167, 6279)]