20107170032

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{787}}^1\times {\mathrm{69427}}^1$

素因数の和:70245

約数の個数: 40

約数和(自身を含む): 40703692416

約数和(自身を除く): 20596522384

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 787, 1574, 3148, 6296, 12592, 18101, 36202, 69427, 72404, 138854, 144808, 277708, 289616, 555416, 1110832, 1596821, 3193642, 6387284, 12774568, 25549136, 54639049, 109278098, 218556196, 437112392, 874224784, 1256698127, 2513396254, 5026792508, 10053585016, 20107170032]

約数ペア:

[(1, 20107170032), (2, 10053585016), (4, 5026792508), (8, 2513396254), (16, 1256698127), (23, 874224784), (46, 437112392), (92, 218556196), (184, 109278098), (368, 54639049), (787, 25549136), (1574, 12774568), (3148, 6387284), (6296, 3193642), (12592, 1596821), (18101, 1110832), (36202, 555416), (69427, 289616), (72404, 277708), (138854, 144808)]