20031664

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{12907}}^1$

素因数の和:13012

約数の個数: 20

約数和(自身を含む): 39214504

約数和(自身を除く): 19182840

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 12907, 25814, 51628, 103256, 206512, 1251979, 2503958, 5007916, 10015832, 20031664]

約数ペア:

[(1, 20031664), (2, 10015832), (4, 5007916), (8, 2503958), (16, 1251979), (97, 206512), (194, 103256), (388, 51628), (776, 25814), (1552, 12907)]