19873797184

素因数分解:

$2^6\times {\mathrm{127}}^1\times {\mathrm{463}}^1\times {\mathrm{5281}}^1$

素因数の和:5883

約数の個数: 56

約数和(自身を含む): 39840985088

約数和(自身を除く): 19967187904

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 254, 463, 508, 926, 1016, 1852, 2032, 3704, 4064, 5281, 7408, 8128, 10562, 14816, 21124, 29632, 42248, 58801, 84496, 117602, 168992, 235204, 337984, 470408, 670687, 940816, 1341374, 1881632, 2445103, 2682748, 3763264, 4890206, 5365496, 9780412, 10730992, 19560824, 21461984, 39121648, 42923968, 78243296, 156486592, 310528081, 621056162, 1242112324, 2484224648, 4968449296, 9936898592, 19873797184]

約数ペア:

[(1, 19873797184), (2, 9936898592), (4, 4968449296), (8, 2484224648), (16, 1242112324), (32, 621056162), (64, 310528081), (127, 156486592), (254, 78243296), (463, 42923968), (508, 39121648), (926, 21461984), (1016, 19560824), (1852, 10730992), (2032, 9780412), (3704, 5365496), (4064, 4890206), (5281, 3763264), (7408, 2682748), (8128, 2445103), (10562, 1881632), (14816, 1341374), (21124, 940816), (29632, 670687), (42248, 470408), (58801, 337984), (84496, 235204), (117602, 168992)]