18693848

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{359}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 36806400

約数和(自身を除く): 18112552

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 283, 359, 566, 718, 1132, 1436, 2264, 2872, 6509, 8257, 13018, 16514, 26036, 33028, 52072, 66056, 101597, 203194, 406388, 812776, 2336731, 4673462, 9346924, 18693848]

約数ペア:

[(1, 18693848), (2, 9346924), (4, 4673462), (8, 2336731), (23, 812776), (46, 406388), (92, 203194), (184, 101597), (283, 66056), (359, 52072), (566, 33028), (718, 26036), (1132, 16514), (1436, 13018), (2264, 8257), (2872, 6509)]