219767908

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{170099}}^1$

素因数の和:170139

約数の個数: 24

約数和(自身を含む): 428652000

約数和(自身を除く): 208884092

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 170099, 340198, 680396, 2891683, 3231881, 5783366, 6463762, 11566732, 12927524, 54941977, 109883954, 219767908]

約数ペア:

[(1, 219767908), (2, 109883954), (4, 54941977), (17, 12927524), (19, 11566732), (34, 6463762), (38, 5783366), (68, 3231881), (76, 2891683), (323, 680396), (646, 340198), (1292, 170099)]