39639548

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{757}}^1$

素因数の和:846

約数の個数: 48

約数和(自身を含む): 80226720

約数和(自身を除く): 40587172

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 53, 76, 106, 212, 247, 494, 689, 757, 988, 1007, 1378, 1514, 2014, 2756, 3028, 4028, 9841, 13091, 14383, 19682, 26182, 28766, 39364, 40121, 52364, 57532, 80242, 160484, 186979, 373958, 521573, 747916, 762299, 1043146, 1524598, 2086292, 3049196, 9909887, 19819774, 39639548]

約数ペア:

[(1, 39639548), (2, 19819774), (4, 9909887), (13, 3049196), (19, 2086292), (26, 1524598), (38, 1043146), (52, 762299), (53, 747916), (76, 521573), (106, 373958), (212, 186979), (247, 160484), (494, 80242), (689, 57532), (757, 52364), (988, 40121), (1007, 39364), (1378, 28766), (1514, 26182), (2014, 19682), (2756, 14383), (3028, 13091), (4028, 9841)]