18533872

素因数分解:

$2^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1303}}^1$

素因数の和:1445

約数の個数: 40

約数和(自身を含む): 41394176

約数和(自身を除く): 22860304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 127, 254, 508, 889, 1016, 1303, 1778, 2032, 2606, 3556, 5212, 7112, 9121, 10424, 14224, 18242, 20848, 36484, 72968, 145936, 165481, 330962, 661924, 1158367, 1323848, 2316734, 2647696, 4633468, 9266936, 18533872]

約数ペア:

[(1, 18533872), (2, 9266936), (4, 4633468), (7, 2647696), (8, 2316734), (14, 1323848), (16, 1158367), (28, 661924), (56, 330962), (112, 165481), (127, 145936), (254, 72968), (508, 36484), (889, 20848), (1016, 18242), (1303, 14224), (1778, 10424), (2032, 9121), (2606, 7112), (3556, 5212)]