19847275

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4931}}^1$

素因数の和:4971

約数の個数: 24

約数和(自身を含む): 29355264

約数和(自身を除く): 9507989

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 175, 575, 805, 4025, 4931, 24655, 34517, 113413, 123275, 172585, 567065, 793891, 862925, 2835325, 3969455, 19847275]

約数ペア:

[(1, 19847275), (5, 3969455), (7, 2835325), (23, 862925), (25, 793891), (35, 567065), (115, 172585), (161, 123275), (175, 113413), (575, 34517), (805, 24655), (4025, 4931)]