20332650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{10427}}^1$

素因数の和:10455

約数の個数: 48

約数和(自身を含む): 54309024

約数和(自身を除く): 33976374

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 10427, 20854, 31281, 52135, 62562, 104270, 135551, 156405, 260675, 271102, 312810, 406653, 521350, 677755, 782025, 813306, 1355510, 1564050, 2033265, 3388775, 4066530, 6777550, 10166325, 20332650]

約数ペア:

[(1, 20332650), (2, 10166325), (3, 6777550), (5, 4066530), (6, 3388775), (10, 2033265), (13, 1564050), (15, 1355510), (25, 813306), (26, 782025), (30, 677755), (39, 521350), (50, 406653), (65, 312810), (75, 271102), (78, 260675), (130, 156405), (150, 135551), (195, 104270), (325, 62562), (390, 52135), (650, 31281), (975, 20854), (1950, 10427)]