19371260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{2683}}^1$

素因数の和:2730

約数の個数: 36

約数和(自身を含む): 42949368

約数和(自身を除く): 23578108

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 2683, 3610, 5366, 7220, 10732, 13415, 26830, 50977, 53660, 101954, 203908, 254885, 509770, 968563, 1019540, 1937126, 3874252, 4842815, 9685630, 19371260]

約数ペア:

[(1, 19371260), (2, 9685630), (4, 4842815), (5, 3874252), (10, 1937126), (19, 1019540), (20, 968563), (38, 509770), (76, 254885), (95, 203908), (190, 101954), (361, 53660), (380, 50977), (722, 26830), (1444, 13415), (1805, 10732), (2683, 7220), (3610, 5366)]