18748936

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{653}}^1$

素因数の和:793

約数の個数: 32

約数和(自身を含む): 36532440

約数和(自身を除く): 17783504

約数列:

[1, 2, 4, 8, 37, 74, 97, 148, 194, 296, 388, 653, 776, 1306, 2612, 3589, 5224, 7178, 14356, 24161, 28712, 48322, 63341, 96644, 126682, 193288, 253364, 506728, 2343617, 4687234, 9374468, 18748936]

約数ペア:

[(1, 18748936), (2, 9374468), (4, 4687234), (8, 2343617), (37, 506728), (74, 253364), (97, 193288), (148, 126682), (194, 96644), (296, 63341), (388, 48322), (653, 28712), (776, 24161), (1306, 14356), (2612, 7178), (3589, 5224)]