20163650955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{185183}}^1$

素因数の和:185276

約数の個数: 64

約数和(自身を含む): 39679746048

約数和(自身を除く): 19516095093

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 61, 85, 105, 119, 183, 255, 305, 357, 427, 595, 915, 1037, 1281, 1785, 2135, 3111, 5185, 6405, 7259, 15555, 21777, 36295, 108885, 185183, 555549, 925915, 1296281, 2777745, 3148111, 3888843, 6481405, 9444333, 11296163, 15740555, 19444215, 22036777, 33888489, 47221665, 56480815, 66110331, 79073141, 110183885, 169442445, 192034771, 237219423, 330551655, 395365705, 576104313, 960173855, 1186097115, 1344243397, 2880521565, 4032730191, 6721216985, 20163650955]

約数ペア:

[(1, 20163650955), (3, 6721216985), (5, 4032730191), (7, 2880521565), (15, 1344243397), (17, 1186097115), (21, 960173855), (35, 576104313), (51, 395365705), (61, 330551655), (85, 237219423), (105, 192034771), (119, 169442445), (183, 110183885), (255, 79073141), (305, 66110331), (357, 56480815), (427, 47221665), (595, 33888489), (915, 22036777), (1037, 19444215), (1281, 15740555), (1785, 11296163), (2135, 9444333), (3111, 6481405), (5185, 3888843), (6405, 3148111), (7259, 2777745), (15555, 1296281), (21777, 925915), (36295, 555549), (108885, 185183)]