20189367664

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{1721}}^1\times {\mathrm{9281}}^1$

素因数の和:11089

約数の個数: 40

約数和(自身を含む): 39639337920

約数和(自身を除く): 19449970256

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 1721, 3442, 6884, 9281, 13768, 18562, 27536, 37124, 74248, 135959, 148496, 271918, 543836, 733199, 1087672, 1466398, 2175344, 2932796, 5865592, 11731184, 15972601, 31945202, 63890404, 127780808, 255561616, 1261835479, 2523670958, 5047341916, 10094683832, 20189367664]

約数ペア:

[(1, 20189367664), (2, 10094683832), (4, 5047341916), (8, 2523670958), (16, 1261835479), (79, 255561616), (158, 127780808), (316, 63890404), (632, 31945202), (1264, 15972601), (1721, 11731184), (3442, 5865592), (6884, 2932796), (9281, 2175344), (13768, 1466398), (18562, 1087672), (27536, 733199), (37124, 543836), (74248, 271918), (135959, 148496)]