20565506514

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1258753}}^1$

素因数の和:1259154

約数の個数: 32

約数和(自身を含む): 47127749760

約数和(自身を除く): 26562243246

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 389, 778, 1167, 2334, 2723, 5446, 8169, 16338, 1258753, 2517506, 3776259, 7552518, 8811271, 17622542, 26433813, 52867626, 489654917, 979309834, 1468964751, 2937929502, 3427584419, 6855168838, 10282753257, 20565506514]

約数ペア:

[(1, 20565506514), (2, 10282753257), (3, 6855168838), (6, 3427584419), (7, 2937929502), (14, 1468964751), (21, 979309834), (42, 489654917), (389, 52867626), (778, 26433813), (1167, 17622542), (2334, 8811271), (2723, 7552518), (5446, 3776259), (8169, 2517506), (16338, 1258753)]