18555889540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1733}}^1\times {\mathrm{18461}}^1$

素因数の和:20232

約数の個数: 48

約数和(自身を含む): 40336516080

約数和(自身を除く): 21780626540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 1733, 3466, 6932, 8665, 17330, 18461, 34660, 36922, 50257, 73844, 92305, 100514, 184610, 201028, 251285, 369220, 502570, 535369, 1005140, 1070738, 2141476, 2676845, 5353690, 10707380, 31992913, 63985826, 127971652, 159964565, 319929130, 639858260, 927794477, 1855588954, 3711177908, 4638972385, 9277944770, 18555889540]

約数ペア:

[(1, 18555889540), (2, 9277944770), (4, 4638972385), (5, 3711177908), (10, 1855588954), (20, 927794477), (29, 639858260), (58, 319929130), (116, 159964565), (145, 127971652), (290, 63985826), (580, 31992913), (1733, 10707380), (3466, 5353690), (6932, 2676845), (8665, 2141476), (17330, 1070738), (18461, 1005140), (34660, 535369), (36922, 502570), (50257, 369220), (73844, 251285), (92305, 201028), (100514, 184610)]