201979918

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{2069}}^1$

素因数の和:2464

約数の個数: 32

約数和(自身を含む): 365644800

約数和(自身を除く): 163664882

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 367, 734, 2069, 2569, 4138, 5138, 6973, 13946, 14483, 28966, 39311, 48811, 78622, 97622, 275177, 550354, 759323, 1518646, 5315261, 10630522, 14427137, 28854274, 100989959, 201979918]

約数ペア:

[(1, 201979918), (2, 100989959), (7, 28854274), (14, 14427137), (19, 10630522), (38, 5315261), (133, 1518646), (266, 759323), (367, 550354), (734, 275177), (2069, 97622), (2569, 78622), (4138, 48811), (5138, 39311), (6973, 28966), (13946, 14483)]