207340816

素因数分解:

$2^4\times {\mathrm{421}}^1\times {\mathrm{30781}}^1$

素因数の和:31210

約数の個数: 20

約数和(自身を含む): 402690124

約数和(自身を除く): 195349308

約数列:

[1, 2, 4, 8, 16, 421, 842, 1684, 3368, 6736, 30781, 61562, 123124, 246248, 492496, 12958801, 25917602, 51835204, 103670408, 207340816]

約数ペア:

[(1, 207340816), (2, 103670408), (4, 51835204), (8, 25917602), (16, 12958801), (421, 492496), (842, 246248), (1684, 123124), (3368, 61562), (6736, 30781)]