18562620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{857}}^1$

素因数の和:907

約数の個数: 72

約数和(自身を含む): 54918864

約数和(自身を除く): 36356244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 361, 380, 570, 722, 857, 1083, 1140, 1444, 1714, 1805, 2166, 2571, 3428, 3610, 4285, 4332, 5142, 5415, 7220, 8570, 10284, 10830, 12855, 16283, 17140, 21660, 25710, 32566, 48849, 51420, 65132, 81415, 97698, 162830, 195396, 244245, 309377, 325660, 488490, 618754, 928131, 976980, 1237508, 1546885, 1856262, 3093770, 3712524, 4640655, 6187540, 9281310, 18562620]

約数ペア:

[(1, 18562620), (2, 9281310), (3, 6187540), (4, 4640655), (5, 3712524), (6, 3093770), (10, 1856262), (12, 1546885), (15, 1237508), (19, 976980), (20, 928131), (30, 618754), (38, 488490), (57, 325660), (60, 309377), (76, 244245), (95, 195396), (114, 162830), (190, 97698), (228, 81415), (285, 65132), (361, 51420), (380, 48849), (570, 32566), (722, 25710), (857, 21660), (1083, 17140), (1140, 16283), (1444, 12855), (1714, 10830), (1805, 10284), (2166, 8570), (2571, 7220), (3428, 5415), (3610, 5142), (4285, 4332)]