198385786

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{619}}^1$

素因数の和:790

約数の個数: 32

約数和(自身を含む): 315515520

約数和(自身を除く): 117129734

約数列:

[1, 2, 37, 61, 71, 74, 122, 142, 619, 1238, 2257, 2627, 4331, 4514, 5254, 8662, 22903, 37759, 43949, 45806, 75518, 87898, 160247, 320494, 1397083, 1626113, 2680889, 2794166, 3252226, 5361778, 99192893, 198385786]

約数ペア:

[(1, 198385786), (2, 99192893), (37, 5361778), (61, 3252226), (71, 2794166), (74, 2680889), (122, 1626113), (142, 1397083), (619, 320494), (1238, 160247), (2257, 87898), (2627, 75518), (4331, 45806), (4514, 43949), (5254, 37759), (8662, 22903)]