220732816

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{155009}}^1$

素因数の和:155106

約数の個数: 20

約数和(自身を含む): 432477900

約数和(自身を除く): 211745084

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 155009, 310018, 620036, 1240072, 2480144, 13795801, 27591602, 55183204, 110366408, 220732816]

約数ペア:

[(1, 220732816), (2, 110366408), (4, 55183204), (8, 27591602), (16, 13795801), (89, 2480144), (178, 1240072), (356, 620036), (712, 310018), (1424, 155009)]