393456496

素因数分解:

$2^4\times {\mathrm{421}}^1\times {\mathrm{58411}}^1$

素因数の和:58840

約数の個数: 20

約数和(自身を含む): 764145784

約数和(自身を除く): 370689288

約数列:

[1, 2, 4, 8, 16, 421, 842, 1684, 3368, 6736, 58411, 116822, 233644, 467288, 934576, 24591031, 49182062, 98364124, 196728248, 393456496]

約数ペア:

[(1, 393456496), (2, 196728248), (4, 98364124), (8, 49182062), (16, 24591031), (421, 934576), (842, 467288), (1684, 233644), (3368, 116822), (6736, 58411)]