20565118854

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3795703}}^1$

素因数の和:3795761

約数の個数: 48

約数和(自身を含む): 52107424512

約数和(自身を除く): 31542305658

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 63, 86, 126, 129, 258, 301, 387, 602, 774, 903, 1806, 2709, 5418, 3795703, 7591406, 11387109, 22774218, 26569921, 34161327, 53139842, 68322654, 79709763, 159419526, 163215229, 239129289, 326430458, 478258578, 489645687, 979291374, 1142506603, 1468937061, 2285013206, 2937874122, 3427519809, 6855039618, 10282559427, 20565118854]

約数ペア:

[(1, 20565118854), (2, 10282559427), (3, 6855039618), (6, 3427519809), (7, 2937874122), (9, 2285013206), (14, 1468937061), (18, 1142506603), (21, 979291374), (42, 489645687), (43, 478258578), (63, 326430458), (86, 239129289), (126, 163215229), (129, 159419526), (258, 79709763), (301, 68322654), (387, 53139842), (602, 34161327), (774, 26569921), (903, 22774218), (1806, 11387109), (2709, 7591406), (5418, 3795703)]