20377576

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1697}}^1$

素因数の和:1801

約数の個数: 32

約数和(自身を含む): 40752000

約数和(自身を除く): 20374424

約数列:

[1, 2, 4, 8, 19, 38, 76, 79, 152, 158, 316, 632, 1501, 1697, 3002, 3394, 6004, 6788, 12008, 13576, 32243, 64486, 128972, 134063, 257944, 268126, 536252, 1072504, 2547197, 5094394, 10188788, 20377576]

約数ペア:

[(1, 20377576), (2, 10188788), (4, 5094394), (8, 2547197), (19, 1072504), (38, 536252), (76, 268126), (79, 257944), (152, 134063), (158, 128972), (316, 64486), (632, 32243), (1501, 13576), (1697, 12008), (3002, 6788), (3394, 6004)]