20363625

素因数分解:

$3^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{787}}^1$

素因数の和:831

約数の個数: 48

約数和(自身を含む): 38353536

約数和(自身を除く): 17989911

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 125, 207, 225, 345, 375, 575, 787, 1035, 1125, 1725, 2361, 2875, 3935, 5175, 7083, 8625, 11805, 18101, 19675, 25875, 35415, 54303, 59025, 90505, 98375, 162909, 177075, 271515, 295125, 452525, 814545, 885375, 1357575, 2262625, 4072725, 6787875, 20363625]

約数ペア:

[(1, 20363625), (3, 6787875), (5, 4072725), (9, 2262625), (15, 1357575), (23, 885375), (25, 814545), (45, 452525), (69, 295125), (75, 271515), (115, 177075), (125, 162909), (207, 98375), (225, 90505), (345, 59025), (375, 54303), (575, 35415), (787, 25875), (1035, 19675), (1125, 18101), (1725, 11805), (2361, 8625), (2875, 7083), (3935, 5175)]