18504072112

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{909917}}^1$

素因数の和:909997

約数の個数: 40

約数和(自身を含む): 37910823552

約数和(自身を除く): 19406751440

約数列:

[1, 2, 4, 8, 16, 31, 41, 62, 82, 124, 164, 248, 328, 496, 656, 1271, 2542, 5084, 10168, 20336, 909917, 1819834, 3639668, 7279336, 14558672, 28207427, 37306597, 56414854, 74613194, 112829708, 149226388, 225659416, 298452776, 451318832, 596905552, 1156504507, 2313009014, 4626018028, 9252036056, 18504072112]

約数ペア:

[(1, 18504072112), (2, 9252036056), (4, 4626018028), (8, 2313009014), (16, 1156504507), (31, 596905552), (41, 451318832), (62, 298452776), (82, 225659416), (124, 149226388), (164, 112829708), (248, 74613194), (328, 56414854), (496, 37306597), (656, 28207427), (1271, 14558672), (2542, 7279336), (5084, 3639668), (10168, 1819834), (20336, 909917)]