20678104

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2741}}^1$

素因数の和:2811

約数の個数: 32

約数和(自身を含む): 41459040

約数和(自身を除く): 20780936

約数列:

[1, 2, 4, 8, 23, 41, 46, 82, 92, 164, 184, 328, 943, 1886, 2741, 3772, 5482, 7544, 10964, 21928, 63043, 112381, 126086, 224762, 252172, 449524, 504344, 899048, 2584763, 5169526, 10339052, 20678104]

約数ペア:

[(1, 20678104), (2, 10339052), (4, 5169526), (8, 2584763), (23, 899048), (41, 504344), (46, 449524), (82, 252172), (92, 224762), (164, 126086), (184, 112381), (328, 63043), (943, 21928), (1886, 10964), (2741, 7544), (3772, 5482)]