20833384

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18211}}^1$

素因数の和:18241

約数の個数: 32

約数和(自身を含む): 45894240

約数和(自身を除く): 25060856

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 18211, 36422, 72844, 145688, 200321, 236743, 400642, 473486, 801284, 946972, 1602568, 1893944, 2604173, 5208346, 10416692, 20833384]

約数ペア:

[(1, 20833384), (2, 10416692), (4, 5208346), (8, 2604173), (11, 1893944), (13, 1602568), (22, 946972), (26, 801284), (44, 473486), (52, 400642), (88, 236743), (104, 200321), (143, 145688), (286, 72844), (572, 36422), (1144, 18211)]