388889793616

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{439}}^1\times {\mathrm{1177997}}^1$

素因数の和:1178491

約数の個数: 40

約数和(自身を含む): 771258850560

約数和(自身を除く): 382369056944

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 439, 752, 878, 1756, 3512, 7024, 20633, 41266, 82532, 165064, 330128, 1177997, 2355994, 4711988, 9423976, 18847952, 55365859, 110731718, 221463436, 442926872, 517140683, 885853744, 1034281366, 2068562732, 4137125464, 8274250928, 24305612101, 48611224202, 97222448404, 194444896808, 388889793616]

約数ペア:

[(1, 388889793616), (2, 194444896808), (4, 97222448404), (8, 48611224202), (16, 24305612101), (47, 8274250928), (94, 4137125464), (188, 2068562732), (376, 1034281366), (439, 885853744), (752, 517140683), (878, 442926872), (1756, 221463436), (3512, 110731718), (7024, 55365859), (20633, 18847952), (41266, 9423976), (82532, 4711988), (165064, 2355994), (330128, 1177997)]