20165720603

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{41161}}^1$

素因数の和:41387

約数の個数: 32

約数和(自身を含む): 25606056960

約数和(自身を除く): 5440336357

約数列:

[1, 7, 17, 23, 119, 161, 179, 391, 1253, 2737, 3043, 4117, 21301, 28819, 41161, 69989, 288127, 489923, 699737, 946703, 4898159, 6626921, 7367819, 16093951, 51574733, 112657657, 125252923, 169459837, 876770461, 1186218859, 2880817229, 20165720603]

約数ペア:

[(1, 20165720603), (7, 2880817229), (17, 1186218859), (23, 876770461), (119, 169459837), (161, 125252923), (179, 112657657), (391, 51574733), (1253, 16093951), (2737, 7367819), (3043, 6626921), (4117, 4898159), (21301, 946703), (28819, 699737), (41161, 489923), (69989, 288127)]