18789214778864

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{3313}}^1\times {\mathrm{11434193}}^1$

素因数の和:11437545

約数の個数: 40

約数和(自身を含む): 37589775564672

約数和(自身を除く): 18800560785808

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 3313, 6626, 13252, 26504, 53008, 102703, 205406, 410812, 821624, 1643248, 11434193, 22868386, 45736772, 91473544, 182947088, 354459983, 708919966, 1417839932, 2835679864, 5671359728, 37881481409, 75762962818, 151525925636, 303051851272, 606103702544, 1174325923679, 2348651847358, 4697303694716, 9394607389432, 18789214778864]

約数ペア:

[(1, 18789214778864), (2, 9394607389432), (4, 4697303694716), (8, 2348651847358), (16, 1174325923679), (31, 606103702544), (62, 303051851272), (124, 151525925636), (248, 75762962818), (496, 37881481409), (3313, 5671359728), (6626, 2835679864), (13252, 1417839932), (26504, 708919966), (53008, 354459983), (102703, 182947088), (205406, 91473544), (410812, 45736772), (821624, 22868386), (1643248, 11434193)]