18089988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6947}}^1$

素因数の和:6992

約数の個数: 48

約数和(自身を含む): 49803264

約数和(自身を除く): 31713276

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 6947, 13894, 20841, 27788, 41682, 48629, 83364, 97258, 145887, 194516, 215357, 291774, 430714, 583548, 646071, 861428, 1292142, 1507499, 2584284, 3014998, 4522497, 6029996, 9044994, 18089988]

約数ペア:

[(1, 18089988), (2, 9044994), (3, 6029996), (4, 4522497), (6, 3014998), (7, 2584284), (12, 1507499), (14, 1292142), (21, 861428), (28, 646071), (31, 583548), (42, 430714), (62, 291774), (84, 215357), (93, 194516), (124, 145887), (186, 97258), (217, 83364), (372, 48629), (434, 41682), (651, 27788), (868, 20841), (1302, 13894), (2604, 6947)]