19613230

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3079}}^1$

素因数の和:3113

約数の個数: 48

約数和(自身を含む): 44241120

約数和(自身を除く): 24627890

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3079, 3185, 6158, 6370, 15395, 21553, 30790, 40027, 43106, 80054, 107765, 150871, 200135, 215530, 280189, 301742, 400270, 560378, 754355, 1400945, 1508710, 1961323, 2801890, 3922646, 9806615, 19613230]

約数ペア:

[(1, 19613230), (2, 9806615), (5, 3922646), (7, 2801890), (10, 1961323), (13, 1508710), (14, 1400945), (26, 754355), (35, 560378), (49, 400270), (65, 301742), (70, 280189), (91, 215530), (98, 200135), (130, 150871), (182, 107765), (245, 80054), (455, 43106), (490, 40027), (637, 30790), (910, 21553), (1274, 15395), (3079, 6370), (3185, 6158)]