20181805256

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{838951}}^1$

素因数の和:839085

約数の個数: 32

約数和(自身を含む): 39464302080

約数和(自身を除く): 19282496824

約数列:

[1, 2, 4, 8, 31, 62, 97, 124, 194, 248, 388, 776, 3007, 6014, 12028, 24056, 838951, 1677902, 3355804, 6711608, 26007481, 52014962, 81378247, 104029924, 162756494, 208059848, 325512988, 651025976, 2522725657, 5045451314, 10090902628, 20181805256]

約数ペア:

[(1, 20181805256), (2, 10090902628), (4, 5045451314), (8, 2522725657), (31, 651025976), (62, 325512988), (97, 208059848), (124, 162756494), (194, 104029924), (248, 81378247), (388, 52014962), (776, 26007481), (3007, 6711608), (6014, 3355804), (12028, 1677902), (24056, 838951)]