20031232

素因数分解:

$2^8\times {\mathrm{13}}^2\times {\mathrm{463}}^1$

素因数の和:505

約数の個数: 54

約数和(自身を含む): 43390032

約数和(自身を除く): 23358800

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 256, 338, 416, 463, 676, 832, 926, 1352, 1664, 1852, 2704, 3328, 3704, 5408, 6019, 7408, 10816, 12038, 14816, 21632, 24076, 29632, 43264, 48152, 59264, 78247, 96304, 118528, 156494, 192608, 312988, 385216, 625976, 770432, 1251952, 1540864, 2503904, 5007808, 10015616, 20031232]

約数ペア:

[(1, 20031232), (2, 10015616), (4, 5007808), (8, 2503904), (13, 1540864), (16, 1251952), (26, 770432), (32, 625976), (52, 385216), (64, 312988), (104, 192608), (128, 156494), (169, 118528), (208, 96304), (256, 78247), (338, 59264), (416, 48152), (463, 43264), (676, 29632), (832, 24076), (926, 21632), (1352, 14816), (1664, 12038), (1852, 10816), (2704, 7408), (3328, 6019), (3704, 5408)]