18037976

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2887}}^1$

素因数の和:2975

約数の個数: 32

約数和(自身を含む): 37428480

約数和(自身を除く): 19390504

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 142, 284, 568, 781, 1562, 2887, 3124, 5774, 6248, 11548, 23096, 31757, 63514, 127028, 204977, 254056, 409954, 819908, 1639816, 2254747, 4509494, 9018988, 18037976]

約数ペア:

[(1, 18037976), (2, 9018988), (4, 4509494), (8, 2254747), (11, 1639816), (22, 819908), (44, 409954), (71, 254056), (88, 204977), (142, 127028), (284, 63514), (568, 31757), (781, 23096), (1562, 11548), (2887, 6248), (3124, 5774)]