18231584

素因数分解:

$2^5\times 7^1\times {\mathrm{199}}^1\times {\mathrm{409}}^1$

素因数の和:625

約数の個数: 48

約数和(自身を含む): 41328000

約数和(自身を除く): 23096416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 199, 224, 398, 409, 796, 818, 1393, 1592, 1636, 2786, 2863, 3184, 3272, 5572, 5726, 6368, 6544, 11144, 11452, 13088, 22288, 22904, 44576, 45808, 81391, 91616, 162782, 325564, 569737, 651128, 1139474, 1302256, 2278948, 2604512, 4557896, 9115792, 18231584]

約数ペア:

[(1, 18231584), (2, 9115792), (4, 4557896), (7, 2604512), (8, 2278948), (14, 1302256), (16, 1139474), (28, 651128), (32, 569737), (56, 325564), (112, 162782), (199, 91616), (224, 81391), (398, 45808), (409, 44576), (796, 22904), (818, 22288), (1393, 13088), (1592, 11452), (1636, 11144), (2786, 6544), (2863, 6368), (3184, 5726), (3272, 5572)]