2013439868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{644507}}^1$

素因数の和:644593

約数の個数: 24

約数和(自身を含む): 3897984384

約数和(自身を除く): 1884544516

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 644507, 1289014, 2578028, 7089577, 14179154, 28358308, 45759997, 91519994, 183039988, 503359967, 1006719934, 2013439868]

約数ペア:

[(1, 2013439868), (2, 1006719934), (4, 503359967), (11, 183039988), (22, 91519994), (44, 45759997), (71, 28358308), (142, 14179154), (284, 7089577), (781, 2578028), (1562, 1289014), (3124, 644507)]