20754184

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1303}}^1$

素因数の和:1501

約数の個数: 32

約数和(自身を含む): 42719040

約数和(自身を除く): 21964856

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 181, 362, 724, 1303, 1448, 1991, 2606, 3982, 5212, 7964, 10424, 14333, 15928, 28666, 57332, 114664, 235843, 471686, 943372, 1886744, 2594273, 5188546, 10377092, 20754184]

約数ペア:

[(1, 20754184), (2, 10377092), (4, 5188546), (8, 2594273), (11, 1886744), (22, 943372), (44, 471686), (88, 235843), (181, 114664), (362, 57332), (724, 28666), (1303, 15928), (1448, 14333), (1991, 10424), (2606, 7964), (3982, 5212)]