18210664

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5209}}^1$

素因数の和:5257

約数の個数: 32

約数和(自身を含む): 37512000

約数和(自身を除く): 19301336

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 437, 874, 1748, 3496, 5209, 10418, 20836, 41672, 98971, 119807, 197942, 239614, 395884, 479228, 791768, 958456, 2276333, 4552666, 9105332, 18210664]

約数ペア:

[(1, 18210664), (2, 9105332), (4, 4552666), (8, 2276333), (19, 958456), (23, 791768), (38, 479228), (46, 395884), (76, 239614), (92, 197942), (152, 119807), (184, 98971), (437, 41672), (874, 20836), (1748, 10418), (3496, 5209)]