18011978366948

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{2161}}^1\times {\mathrm{325231}}^1$

素因数の和:327588

約数の個数: 48

約数和(自身を含む): 32485603180800

約数和(自身を除く): 14473624813852

約数列:

[1, 2, 4, 43, 86, 149, 172, 298, 596, 2161, 4322, 6407, 8644, 12814, 25628, 92923, 185846, 321989, 325231, 371692, 643978, 650462, 1287956, 1300924, 13845527, 13984933, 27691054, 27969866, 48459419, 55382108, 55939732, 96918838, 193837676, 702824191, 1405648382, 2083755017, 2811296764, 4167510034, 8335020068, 30221440213, 60442880426, 104720804459, 120885760852, 209441608918, 418883217836, 4502994591737, 9005989183474, 18011978366948]

約数ペア:

[(1, 18011978366948), (2, 9005989183474), (4, 4502994591737), (43, 418883217836), (86, 209441608918), (149, 120885760852), (172, 104720804459), (298, 60442880426), (596, 30221440213), (2161, 8335020068), (4322, 4167510034), (6407, 2811296764), (8644, 2083755017), (12814, 1405648382), (25628, 702824191), (92923, 193837676), (185846, 96918838), (321989, 55939732), (325231, 55382108), (371692, 48459419), (643978, 27969866), (650462, 27691054), (1287956, 13984933), (1300924, 13845527)]