20180352888

素因数分解:

$2^3\times 3^2\times {\mathrm{223}}^1\times {\mathrm{1256873}}^1$

素因数の和:1257108

約数の個数: 48

約数和(自身を含む): 54900256320

約数和(自身を除く): 34719903432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 223, 446, 669, 892, 1338, 1784, 2007, 2676, 4014, 5352, 8028, 16056, 1256873, 2513746, 3770619, 5027492, 7541238, 10054984, 11311857, 15082476, 22623714, 30164952, 45247428, 90494856, 280282679, 560565358, 840848037, 1121130716, 1681696074, 2242261432, 2522544111, 3363392148, 5045088222, 6726784296, 10090176444, 20180352888]

約数ペア:

[(1, 20180352888), (2, 10090176444), (3, 6726784296), (4, 5045088222), (6, 3363392148), (8, 2522544111), (9, 2242261432), (12, 1681696074), (18, 1121130716), (24, 840848037), (36, 560565358), (72, 280282679), (223, 90494856), (446, 45247428), (669, 30164952), (892, 22623714), (1338, 15082476), (1784, 11311857), (2007, 10054984), (2676, 7541238), (4014, 5027492), (5352, 3770619), (8028, 2513746), (16056, 1256873)]