31081984

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{3571}}^1$

素因数の和:3606

約数の個数: 40

約数和(自身を含む): 65774808

約数和(自身を除く): 34692824

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 512, 544, 1088, 2176, 3571, 4352, 7142, 8704, 14284, 28568, 57136, 60707, 114272, 121414, 228544, 242828, 457088, 485656, 914176, 971312, 1828352, 1942624, 3885248, 7770496, 15540992, 31081984]

約数ペア:

[(1, 31081984), (2, 15540992), (4, 7770496), (8, 3885248), (16, 1942624), (17, 1828352), (32, 971312), (34, 914176), (64, 485656), (68, 457088), (128, 242828), (136, 228544), (256, 121414), (272, 114272), (512, 60707), (544, 57136), (1088, 28568), (2176, 14284), (3571, 8704), (4352, 7142)]