20161495516

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{709}}^1\times {\mathrm{89989}}^1$

素因数の和:90781

約数の個数: 24

約数和(自身を含む): 35780024000

約数和(自身を除く): 15618528484

約数列:

[1, 2, 4, 79, 158, 316, 709, 1418, 2836, 56011, 89989, 112022, 179978, 224044, 359956, 7109131, 14218262, 28436524, 63802201, 127604402, 255208804, 5040373879, 10080747758, 20161495516]

約数ペア:

[(1, 20161495516), (2, 10080747758), (4, 5040373879), (79, 255208804), (158, 127604402), (316, 63802201), (709, 28436524), (1418, 14218262), (2836, 7109131), (56011, 359956), (89989, 224044), (112022, 179978)]