12798519136

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{992441}}^1$

素因数の和:992495

約数の個数: 48

約数和(自身を含む): 28010683008

約数和(自身を除く): 15212163872

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 806, 992, 1612, 3224, 6448, 12896, 992441, 1984882, 3969764, 7939528, 12901733, 15879056, 25803466, 30765671, 31758112, 51606932, 61531342, 103213864, 123062684, 206427728, 246125368, 399953723, 412855456, 492250736, 799907446, 984501472, 1599814892, 3199629784, 6399259568, 12798519136]

約数ペア:

[(1, 12798519136), (2, 6399259568), (4, 3199629784), (8, 1599814892), (13, 984501472), (16, 799907446), (26, 492250736), (31, 412855456), (32, 399953723), (52, 246125368), (62, 206427728), (104, 123062684), (124, 103213864), (208, 61531342), (248, 51606932), (403, 31758112), (416, 30765671), (496, 25803466), (806, 15879056), (992, 12901733), (1612, 7939528), (3224, 3969764), (6448, 1984882), (12896, 992441)]