19843620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2029}}^1$

素因数の和:2204

約数の個数: 48

約数和(自身を含む): 55930560

約数和(自身を除く): 36086940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 815, 978, 1630, 1956, 2029, 2445, 3260, 4058, 4890, 6087, 8116, 9780, 10145, 12174, 20290, 24348, 30435, 40580, 60870, 121740, 330727, 661454, 992181, 1322908, 1653635, 1984362, 3307270, 3968724, 4960905, 6614540, 9921810, 19843620]

約数ペア:

[(1, 19843620), (2, 9921810), (3, 6614540), (4, 4960905), (5, 3968724), (6, 3307270), (10, 1984362), (12, 1653635), (15, 1322908), (20, 992181), (30, 661454), (60, 330727), (163, 121740), (326, 60870), (489, 40580), (652, 30435), (815, 24348), (978, 20290), (1630, 12174), (1956, 10145), (2029, 9780), (2445, 8116), (3260, 6087), (4058, 4890)]