2018959670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{9283}}^1$

素因数の和:9549

約数の個数: 64

約数和(自身を含む): 4491970560

約数和(自身を除く): 2473010890

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 239, 455, 478, 910, 1195, 1673, 2390, 3107, 3346, 6214, 8365, 9283, 15535, 16730, 18566, 21749, 31070, 43498, 46415, 64981, 92830, 108745, 120679, 129962, 217490, 241358, 324905, 603395, 649810, 844753, 1206790, 1689506, 2218637, 4223765, 4437274, 8447530, 11093185, 15530459, 22186370, 28842281, 31060918, 57684562, 77652295, 144211405, 155304590, 201895967, 288422810, 403791934, 1009479835, 2018959670]

約数ペア:

[(1, 2018959670), (2, 1009479835), (5, 403791934), (7, 288422810), (10, 201895967), (13, 155304590), (14, 144211405), (26, 77652295), (35, 57684562), (65, 31060918), (70, 28842281), (91, 22186370), (130, 15530459), (182, 11093185), (239, 8447530), (455, 4437274), (478, 4223765), (910, 2218637), (1195, 1689506), (1673, 1206790), (2390, 844753), (3107, 649810), (3346, 603395), (6214, 324905), (8365, 241358), (9283, 217490), (15535, 129962), (16730, 120679), (18566, 108745), (21749, 92830), (31070, 64981), (43498, 46415)]