20163400816

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{158657}}^1$

素因数の和:158738

約数の個数: 60

約数和(自身を含む): 43203208032

約数和(自身を除く): 23039807216

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 169, 188, 208, 338, 376, 611, 676, 752, 1222, 1352, 2444, 2704, 4888, 7943, 9776, 15886, 31772, 63544, 127088, 158657, 317314, 634628, 1269256, 2062541, 2538512, 4125082, 7456879, 8250164, 14913758, 16500328, 26813033, 29827516, 33000656, 53626066, 59655032, 96939427, 107252132, 119310064, 193878854, 214504264, 387757708, 429008528, 775515416, 1260212551, 1551030832, 2520425102, 5040850204, 10081700408, 20163400816]

約数ペア:

[(1, 20163400816), (2, 10081700408), (4, 5040850204), (8, 2520425102), (13, 1551030832), (16, 1260212551), (26, 775515416), (47, 429008528), (52, 387757708), (94, 214504264), (104, 193878854), (169, 119310064), (188, 107252132), (208, 96939427), (338, 59655032), (376, 53626066), (611, 33000656), (676, 29827516), (752, 26813033), (1222, 16500328), (1352, 14913758), (2444, 8250164), (2704, 7456879), (4888, 4125082), (7943, 2538512), (9776, 2062541), (15886, 1269256), (31772, 634628), (63544, 317314), (127088, 158657)]