20180681286

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{210967}}^1$

素因数の和:211228

約数の個数: 32

約数和(自身を含む): 41012179200

約数和(自身を除く): 20831497914

約数列:

[1, 2, 3, 6, 107, 149, 214, 298, 321, 447, 642, 894, 15943, 31886, 47829, 95658, 210967, 421934, 632901, 1265802, 22573469, 31434083, 45146938, 62868166, 67720407, 94302249, 135440814, 188604498, 3363446881, 6726893762, 10090340643, 20180681286]

約数ペア:

[(1, 20180681286), (2, 10090340643), (3, 6726893762), (6, 3363446881), (107, 188604498), (149, 135440814), (214, 94302249), (298, 67720407), (321, 62868166), (447, 45146938), (642, 31434083), (894, 22573469), (15943, 1265802), (31886, 632901), (47829, 421934), (95658, 210967)]