20172960945

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{929}}^1\times {\mathrm{10267}}^1$

素因数の和:11254

約数の個数: 48

約数和(自身を含む): 35752354560

約数和(自身を除く): 15579393615

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 929, 2115, 2787, 4645, 8361, 10267, 13935, 30801, 41805, 43663, 51335, 92403, 130989, 154005, 218315, 392967, 462015, 482549, 654945, 1447647, 1964835, 2412745, 4342941, 7238235, 9538043, 21714705, 28614129, 47690215, 85842387, 143070645, 429211935, 448288021, 1344864063, 2241440105, 4034592189, 6724320315, 20172960945]

約数ペア:

[(1, 20172960945), (3, 6724320315), (5, 4034592189), (9, 2241440105), (15, 1344864063), (45, 448288021), (47, 429211935), (141, 143070645), (235, 85842387), (423, 47690215), (705, 28614129), (929, 21714705), (2115, 9538043), (2787, 7238235), (4645, 4342941), (8361, 2412745), (10267, 1964835), (13935, 1447647), (30801, 654945), (41805, 482549), (43663, 462015), (51335, 392967), (92403, 218315), (130989, 154005)]