1885657072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{89759}}^1$

素因数の和:89881

約数の個数: 40

約数和(自身を含む): 3973495680

約数和(自身を除く): 2087838608

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 101, 104, 202, 208, 404, 808, 1313, 1616, 2626, 5252, 10504, 21008, 89759, 179518, 359036, 718072, 1166867, 1436144, 2333734, 4667468, 9065659, 9334936, 18131318, 18669872, 36262636, 72525272, 117853567, 145050544, 235707134, 471414268, 942828536, 1885657072]

約数ペア:

[(1, 1885657072), (2, 942828536), (4, 471414268), (8, 235707134), (13, 145050544), (16, 117853567), (26, 72525272), (52, 36262636), (101, 18669872), (104, 18131318), (202, 9334936), (208, 9065659), (404, 4667468), (808, 2333734), (1313, 1436144), (1616, 1166867), (2626, 718072), (5252, 359036), (10504, 179518), (21008, 89759)]