18914346944

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{2777}}^1\times {\mathrm{3433}}^1$

素因数の和:6253

約数の個数: 56

約数和(自身を含む): 38769145728

約数和(自身を除く): 19854798784

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 2777, 3433, 5554, 6866, 11108, 13732, 22216, 27464, 44432, 54928, 86087, 88864, 106423, 109856, 172174, 177728, 212846, 219712, 344348, 425692, 688696, 851384, 1377392, 1702768, 2754784, 3405536, 5509568, 6811072, 9533441, 19066882, 38133764, 76267528, 152535056, 295536671, 305070112, 591073342, 610140224, 1182146684, 2364293368, 4728586736, 9457173472, 18914346944]

約数ペア:

[(1, 18914346944), (2, 9457173472), (4, 4728586736), (8, 2364293368), (16, 1182146684), (31, 610140224), (32, 591073342), (62, 305070112), (64, 295536671), (124, 152535056), (248, 76267528), (496, 38133764), (992, 19066882), (1984, 9533441), (2777, 6811072), (3433, 5509568), (5554, 3405536), (6866, 2754784), (11108, 1702768), (13732, 1377392), (22216, 851384), (27464, 688696), (44432, 425692), (54928, 344348), (86087, 219712), (88864, 212846), (106423, 177728), (109856, 172174)]