20228580316

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{210811}}^1$

素因数の和:210994

約数の個数: 48

約数和(自身を含む): 42499699200

約数和(自身を除く): 22271118884

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 149, 161, 298, 322, 596, 644, 1043, 2086, 3427, 4172, 6854, 13708, 23989, 47978, 95956, 210811, 421622, 843244, 1475677, 2951354, 4848653, 5902708, 9697306, 19394612, 31410839, 33940571, 62821678, 67881142, 125643356, 135762284, 219875873, 439751746, 722449297, 879503492, 1444898594, 2889797188, 5057145079, 10114290158, 20228580316]

約数ペア:

[(1, 20228580316), (2, 10114290158), (4, 5057145079), (7, 2889797188), (14, 1444898594), (23, 879503492), (28, 722449297), (46, 439751746), (92, 219875873), (149, 135762284), (161, 125643356), (298, 67881142), (322, 62821678), (596, 33940571), (644, 31410839), (1043, 19394612), (2086, 9697306), (3427, 5902708), (4172, 4848653), (6854, 2951354), (13708, 1475677), (23989, 843244), (47978, 421622), (95956, 210811)]