22012016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1091}}^1$

素因数の和:1209

約数の個数: 40

約数和(自身を含む): 46444944

約数和(自身を除く): 24432928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 97, 104, 194, 208, 388, 776, 1091, 1261, 1552, 2182, 2522, 4364, 5044, 8728, 10088, 14183, 17456, 20176, 28366, 56732, 105827, 113464, 211654, 226928, 423308, 846616, 1375751, 1693232, 2751502, 5503004, 11006008, 22012016]

約数ペア:

[(1, 22012016), (2, 11006008), (4, 5503004), (8, 2751502), (13, 1693232), (16, 1375751), (26, 846616), (52, 423308), (97, 226928), (104, 211654), (194, 113464), (208, 105827), (388, 56732), (776, 28366), (1091, 20176), (1261, 17456), (1552, 14183), (2182, 10088), (2522, 8728), (4364, 5044)]