19239930

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{23753}}^1$

素因数の和:23772

約数の個数: 40

約数和(自身を含む): 51736212

約数和(自身を除く): 32496282

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 23753, 47506, 71259, 118765, 142518, 213777, 237530, 356295, 427554, 641331, 712590, 1068885, 1282662, 1923993, 2137770, 3206655, 3847986, 6413310, 9619965, 19239930]

約数ペア:

[(1, 19239930), (2, 9619965), (3, 6413310), (5, 3847986), (6, 3206655), (9, 2137770), (10, 1923993), (15, 1282662), (18, 1068885), (27, 712590), (30, 641331), (45, 427554), (54, 356295), (81, 237530), (90, 213777), (135, 142518), (162, 118765), (270, 71259), (405, 47506), (810, 23753)]