19630575

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{2029}}^1$

素因数の和:2088

約数の個数: 36

約数和(自身を含む): 35995960

約数和(自身を除く): 16365385

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 129, 215, 225, 387, 645, 1075, 1935, 2029, 3225, 6087, 9675, 10145, 18261, 30435, 50725, 87247, 91305, 152175, 261741, 436235, 456525, 785223, 1308705, 2181175, 3926115, 6543525, 19630575]

約数ペア:

[(1, 19630575), (3, 6543525), (5, 3926115), (9, 2181175), (15, 1308705), (25, 785223), (43, 456525), (45, 436235), (75, 261741), (129, 152175), (215, 91305), (225, 87247), (387, 50725), (645, 30435), (1075, 18261), (1935, 10145), (2029, 9675), (3225, 6087)]