18841468

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{877}}^1$

素因数の和:1053

約数の個数: 24

約数和(自身を含む): 34073424

約数和(自身を除く): 15231956

約数列:

[1, 2, 4, 41, 82, 131, 164, 262, 524, 877, 1754, 3508, 5371, 10742, 21484, 35957, 71914, 114887, 143828, 229774, 459548, 4710367, 9420734, 18841468]

約数ペア:

[(1, 18841468), (2, 9420734), (4, 4710367), (41, 459548), (82, 229774), (131, 143828), (164, 114887), (262, 71914), (524, 35957), (877, 21484), (1754, 10742), (3508, 5371)]