19724276

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{34483}}^1$

素因数の和:34511

約数の個数: 24

約数和(自身を含む): 40553184

約数和(自身を除く): 20828908

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 34483, 68966, 137932, 379313, 448279, 758626, 896558, 1517252, 1793116, 4931069, 9862138, 19724276]

約数ペア:

[(1, 19724276), (2, 9862138), (4, 4931069), (11, 1793116), (13, 1517252), (22, 896558), (26, 758626), (44, 448279), (52, 379313), (143, 137932), (286, 68966), (572, 34483)]