19188940

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{25931}}^1$

素因数の和:25977

約数の個数: 24

約数和(自身を含む): 41387472

約数和(自身を除く): 22198532

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 25931, 51862, 103724, 129655, 259310, 518620, 959447, 1918894, 3837788, 4797235, 9594470, 19188940]

約数ペア:

[(1, 19188940), (2, 9594470), (4, 4797235), (5, 3837788), (10, 1918894), (20, 959447), (37, 518620), (74, 259310), (148, 129655), (185, 103724), (370, 51862), (740, 25931)]