20173060278

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{982231}}^1$

素因数の和:982409

約数の個数: 48

約数和(自身を含む): 50258846976

約数和(自身を除く): 30085786698

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 163, 326, 489, 978, 1141, 1467, 2282, 2934, 3423, 6846, 10269, 20538, 982231, 1964462, 2946693, 5893386, 6875617, 8840079, 13751234, 17680158, 20626851, 41253702, 61880553, 123761106, 160103653, 320207306, 480310959, 960621918, 1120725571, 1440932877, 2241451142, 2881865754, 3362176713, 6724353426, 10086530139, 20173060278]

約数ペア:

[(1, 20173060278), (2, 10086530139), (3, 6724353426), (6, 3362176713), (7, 2881865754), (9, 2241451142), (14, 1440932877), (18, 1120725571), (21, 960621918), (42, 480310959), (63, 320207306), (126, 160103653), (163, 123761106), (326, 61880553), (489, 41253702), (978, 20626851), (1141, 17680158), (1467, 13751234), (2282, 8840079), (2934, 6875617), (3423, 5893386), (6846, 2946693), (10269, 1964462), (20538, 982231)]