20860292

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 40497408

約数和(自身を除く): 19637116

約数列:

[1, 2, 4, 17, 34, 47, 61, 68, 94, 107, 122, 188, 214, 244, 428, 799, 1037, 1598, 1819, 2074, 2867, 3196, 3638, 4148, 5029, 5734, 6527, 7276, 10058, 11468, 13054, 20116, 26108, 48739, 85493, 97478, 110959, 170986, 194956, 221918, 306769, 341972, 443836, 613538, 1227076, 5215073, 10430146, 20860292]

約数ペア:

[(1, 20860292), (2, 10430146), (4, 5215073), (17, 1227076), (34, 613538), (47, 443836), (61, 341972), (68, 306769), (94, 221918), (107, 194956), (122, 170986), (188, 110959), (214, 97478), (244, 85493), (428, 48739), (799, 26108), (1037, 20116), (1598, 13054), (1819, 11468), (2074, 10058), (2867, 7276), (3196, 6527), (3638, 5734), (4148, 5029)]