155914736

素因数分解:

$2^4\times {\mathrm{443}}^1\times {\mathrm{21997}}^1$

素因数の和:22448

約数の個数: 20

約数和(自身を含む): 302780472

約数和(自身を除く): 146865736

約数列:

[1, 2, 4, 8, 16, 443, 886, 1772, 3544, 7088, 21997, 43994, 87988, 175976, 351952, 9744671, 19489342, 38978684, 77957368, 155914736]

約数ペア:

[(1, 155914736), (2, 77957368), (4, 38978684), (8, 19489342), (16, 9744671), (443, 351952), (886, 175976), (1772, 87988), (3544, 43994), (7088, 21997)]