20356656

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{18439}}^1$

素因数の和:18473

約数の個数: 40

約数和(自身を含む): 54877440

約数和(自身を除く): 34520784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 1104, 18439, 36878, 55317, 73756, 110634, 147512, 221268, 295024, 424097, 442536, 848194, 885072, 1272291, 1696388, 2544582, 3392776, 5089164, 6785552, 10178328, 20356656]

約数ペア:

[(1, 20356656), (2, 10178328), (3, 6785552), (4, 5089164), (6, 3392776), (8, 2544582), (12, 1696388), (16, 1272291), (23, 885072), (24, 848194), (46, 442536), (48, 424097), (69, 295024), (92, 221268), (138, 147512), (184, 110634), (276, 73756), (368, 55317), (552, 36878), (1104, 18439)]