19920992

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6841}}^1$

素因数の和:6871

約数の個数: 48

約数和(自身を含む): 48277152

約数和(自身を除く): 28356160

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 6841, 13682, 27364, 47887, 54728, 88933, 95774, 109456, 177866, 191548, 218912, 355732, 383096, 622531, 711464, 766192, 1245062, 1422928, 1532384, 2490124, 2845856, 4980248, 9960496, 19920992]

約数ペア:

[(1, 19920992), (2, 9960496), (4, 4980248), (7, 2845856), (8, 2490124), (13, 1532384), (14, 1422928), (16, 1245062), (26, 766192), (28, 711464), (32, 622531), (52, 383096), (56, 355732), (91, 218912), (104, 191548), (112, 177866), (182, 109456), (208, 95774), (224, 88933), (364, 54728), (416, 47887), (728, 27364), (1456, 13682), (2912, 6841)]