20493184

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{6961}}^1$

素因数の和:6998

約数の個数: 32

約数和(自身を含む): 42607440

約数和(自身を除く): 22114256

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 368, 736, 1472, 2944, 6961, 13922, 27844, 55688, 111376, 160103, 222752, 320206, 445504, 640412, 891008, 1280824, 2561648, 5123296, 10246592, 20493184]

約数ペア:

[(1, 20493184), (2, 10246592), (4, 5123296), (8, 2561648), (16, 1280824), (23, 891008), (32, 640412), (46, 445504), (64, 320206), (92, 222752), (128, 160103), (184, 111376), (368, 55688), (736, 27844), (1472, 13922), (2944, 6961)]