20449070

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1327}}^1$

素因数の和:1424

約数の個数: 32

約数和(自身を含む): 39011328

約数和(自身を除く): 18562258

約数列:

[1, 2, 5, 10, 23, 46, 67, 115, 134, 230, 335, 670, 1327, 1541, 2654, 3082, 6635, 7705, 13270, 15410, 30521, 61042, 88909, 152605, 177818, 305210, 444545, 889090, 2044907, 4089814, 10224535, 20449070]

約数ペア:

[(1, 20449070), (2, 10224535), (5, 4089814), (10, 2044907), (23, 889090), (46, 444545), (67, 305210), (115, 177818), (134, 152605), (230, 88909), (335, 61042), (670, 30521), (1327, 15410), (1541, 13270), (2654, 7705), (3082, 6635)]