20319642858

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{149}}^2\times {\mathrm{1481}}^1$

素因数の和:1887

約数の個数: 48

約数和(自身を含む): 41338979136

約数和(自身を除く): 21019336278

約数列:

[1, 2, 3, 6, 103, 149, 206, 298, 309, 447, 618, 894, 1481, 2962, 4443, 8886, 15347, 22201, 30694, 44402, 46041, 66603, 92082, 133206, 152543, 220669, 305086, 441338, 457629, 662007, 915258, 1324014, 2286703, 4573406, 6860109, 13720218, 22728907, 32879681, 45457814, 65759362, 68186721, 98639043, 136373442, 197278086, 3386607143, 6773214286, 10159821429, 20319642858]

約数ペア:

[(1, 20319642858), (2, 10159821429), (3, 6773214286), (6, 3386607143), (103, 197278086), (149, 136373442), (206, 98639043), (298, 68186721), (309, 65759362), (447, 45457814), (618, 32879681), (894, 22728907), (1481, 13720218), (2962, 6860109), (4443, 4573406), (8886, 2286703), (15347, 1324014), (22201, 915258), (30694, 662007), (44402, 457629), (46041, 441338), (66603, 305086), (92082, 220669), (133206, 152543)]