19372788

素因数分解:

$2^2\times 3^2\times {\mathrm{109}}^1\times {\mathrm{4937}}^1$

素因数の和:5056

約数の個数: 36

約数和(自身を含む): 49429380

約数和(自身を除く): 30056592

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 109, 218, 327, 436, 654, 981, 1308, 1962, 3924, 4937, 9874, 14811, 19748, 29622, 44433, 59244, 88866, 177732, 538133, 1076266, 1614399, 2152532, 3228798, 4843197, 6457596, 9686394, 19372788]

約数ペア:

[(1, 19372788), (2, 9686394), (3, 6457596), (4, 4843197), (6, 3228798), (9, 2152532), (12, 1614399), (18, 1076266), (36, 538133), (109, 177732), (218, 88866), (327, 59244), (436, 44433), (654, 29622), (981, 19748), (1308, 14811), (1962, 9874), (3924, 4937)]