20803373355

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{977}}^1\times {\mathrm{30203}}^1$

素因数の和:31235

約数の個数: 32

約数和(自身を含む): 34029517824

約数和(自身を除く): 13226144469

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 977, 2931, 4885, 14655, 30203, 45919, 90609, 137757, 151015, 229595, 453045, 688785, 1419541, 4258623, 7097705, 21293115, 29508331, 88524993, 147541655, 442624965, 1386891557, 4160674671, 6934457785, 20803373355]

約数ペア:

[(1, 20803373355), (3, 6934457785), (5, 4160674671), (15, 1386891557), (47, 442624965), (141, 147541655), (235, 88524993), (705, 29508331), (977, 21293115), (2931, 7097705), (4885, 4258623), (14655, 1419541), (30203, 688785), (45919, 453045), (90609, 229595), (137757, 151015)]