209567908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{503}}^1\times {\mathrm{557}}^1$

素因数の和:1092

約数の個数: 48

約数和(自身を含む): 425222784

約数和(自身を除く): 215654876

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 503, 557, 748, 1006, 1114, 2012, 2228, 5533, 6127, 8551, 9469, 11066, 12254, 17102, 18938, 22132, 24508, 34204, 37876, 94061, 104159, 188122, 208318, 280171, 376244, 416636, 560342, 1120684, 3081881, 4762907, 6163762, 9525814, 12327524, 19051628, 52391977, 104783954, 209567908]

約数ペア:

[(1, 209567908), (2, 104783954), (4, 52391977), (11, 19051628), (17, 12327524), (22, 9525814), (34, 6163762), (44, 4762907), (68, 3081881), (187, 1120684), (374, 560342), (503, 416636), (557, 376244), (748, 280171), (1006, 208318), (1114, 188122), (2012, 104159), (2228, 94061), (5533, 37876), (6127, 34204), (8551, 24508), (9469, 22132), (11066, 18938), (12254, 17102)]