19546220

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{3083}}^1$

素因数の和:3409

約数の個数: 24

約数和(自身を含む): 41189904

約数和(自身を除く): 21643684

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1585, 3083, 3170, 6166, 6340, 12332, 15415, 30830, 61660, 977311, 1954622, 3909244, 4886555, 9773110, 19546220]

約数ペア:

[(1, 19546220), (2, 9773110), (4, 4886555), (5, 3909244), (10, 1954622), (20, 977311), (317, 61660), (634, 30830), (1268, 15415), (1585, 12332), (3083, 6340), (3170, 6166)]