22919728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1091}}^1$

素因数の和:1213

約数の個数: 40

約数和(自身を含む): 48340656

約数和(自身を除く): 25420928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 101, 104, 202, 208, 404, 808, 1091, 1313, 1616, 2182, 2626, 4364, 5252, 8728, 10504, 14183, 17456, 21008, 28366, 56732, 110191, 113464, 220382, 226928, 440764, 881528, 1432483, 1763056, 2864966, 5729932, 11459864, 22919728]

約数ペア:

[(1, 22919728), (2, 11459864), (4, 5729932), (8, 2864966), (13, 1763056), (16, 1432483), (26, 881528), (52, 440764), (101, 226928), (104, 220382), (202, 113464), (208, 110191), (404, 56732), (808, 28366), (1091, 21008), (1313, 17456), (1616, 14183), (2182, 10504), (2626, 8728), (4364, 5252)]