20008965

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{983}}^1$

素因数の和:1073

約数の個数: 32

約数和(自身を含む): 34007040

約数和(自身を除く): 13998075

約数列:

[1, 3, 5, 15, 23, 59, 69, 115, 177, 295, 345, 885, 983, 1357, 2949, 4071, 4915, 6785, 14745, 20355, 22609, 57997, 67827, 113045, 173991, 289985, 339135, 869955, 1333931, 4001793, 6669655, 20008965]

約数ペア:

[(1, 20008965), (3, 6669655), (5, 4001793), (15, 1333931), (23, 869955), (59, 339135), (69, 289985), (115, 173991), (177, 113045), (295, 67827), (345, 57997), (885, 22609), (983, 20355), (1357, 14745), (2949, 6785), (4071, 4915)]