2019845630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{258623}}^1$

素因数の和:258712

約数の個数: 32

約数和(自身を含む): 4022120448

約数和(自身を除く): 2002274818

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 7810, 258623, 517246, 1293115, 2586230, 2844853, 5689706, 14224265, 18362233, 28448530, 36724466, 91811165, 183622330, 201984563, 403969126, 1009922815, 2019845630]

約数ペア:

[(1, 2019845630), (2, 1009922815), (5, 403969126), (10, 201984563), (11, 183622330), (22, 91811165), (55, 36724466), (71, 28448530), (110, 18362233), (142, 14224265), (355, 5689706), (710, 2844853), (781, 2586230), (1562, 1293115), (3905, 517246), (7810, 258623)]