20470294485

素因数分解:

$3^6\times 5^1\times {\mathrm{389}}^1\times {\mathrm{14437}}^1$

素因数の和:14849

約数の個数: 56

約数和(自身を含む): 36926917560

約数和(自身を除く): 16456623075

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 389, 405, 729, 1167, 1215, 1945, 3501, 3645, 5835, 10503, 14437, 17505, 31509, 43311, 52515, 72185, 94527, 129933, 157545, 216555, 283581, 389799, 472635, 649665, 1169397, 1417905, 1948995, 3508191, 5615993, 5846985, 10524573, 16847979, 17540955, 28079965, 50543937, 52622865, 84239895, 151631811, 252719685, 454895433, 758159055, 1364686299, 2274477165, 4094058897, 6823431495, 20470294485]

約数ペア:

[(1, 20470294485), (3, 6823431495), (5, 4094058897), (9, 2274477165), (15, 1364686299), (27, 758159055), (45, 454895433), (81, 252719685), (135, 151631811), (243, 84239895), (389, 52622865), (405, 50543937), (729, 28079965), (1167, 17540955), (1215, 16847979), (1945, 10524573), (3501, 5846985), (3645, 5615993), (5835, 3508191), (10503, 1948995), (14437, 1417905), (17505, 1169397), (31509, 649665), (43311, 472635), (52515, 389799), (72185, 283581), (94527, 216555), (129933, 157545)]