18356904

素因数分解:

$2^3\times 3^2\times {\mathrm{137}}^1\times {\mathrm{1861}}^1$

素因数の和:2010

約数の個数: 48

約数和(自身を含む): 50106420

約数和(自身を除く): 31749516

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 137, 274, 411, 548, 822, 1096, 1233, 1644, 1861, 2466, 3288, 3722, 4932, 5583, 7444, 9864, 11166, 14888, 16749, 22332, 33498, 44664, 66996, 133992, 254957, 509914, 764871, 1019828, 1529742, 2039656, 2294613, 3059484, 4589226, 6118968, 9178452, 18356904]

約数ペア:

[(1, 18356904), (2, 9178452), (3, 6118968), (4, 4589226), (6, 3059484), (8, 2294613), (9, 2039656), (12, 1529742), (18, 1019828), (24, 764871), (36, 509914), (72, 254957), (137, 133992), (274, 66996), (411, 44664), (548, 33498), (822, 22332), (1096, 16749), (1233, 14888), (1644, 11166), (1861, 9864), (2466, 7444), (3288, 5583), (3722, 4932)]