18136250

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{1319}}^1$

素因数の和:1352

約数の個数: 40

約数和(自身を含む): 37113120

約数和(自身を除く): 18976870

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 625, 1250, 1319, 1375, 2638, 2750, 6595, 6875, 13190, 13750, 14509, 29018, 32975, 65950, 72545, 145090, 164875, 329750, 362725, 725450, 824375, 1648750, 1813625, 3627250, 9068125, 18136250]

約数ペア:

[(1, 18136250), (2, 9068125), (5, 3627250), (10, 1813625), (11, 1648750), (22, 824375), (25, 725450), (50, 362725), (55, 329750), (110, 164875), (125, 145090), (250, 72545), (275, 65950), (550, 32975), (625, 29018), (1250, 14509), (1319, 13750), (1375, 13190), (2638, 6875), (2750, 6595)]