19593772

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{40483}}^1$

素因数の和:40509

約数の個数: 18

約数和(自身を含む): 37690604

約数和(自身を除く): 18096832

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 40483, 80966, 161932, 445313, 890626, 1781252, 4898443, 9796886, 19593772]

約数ペア:

[(1, 19593772), (2, 9796886), (4, 4898443), (11, 1781252), (22, 890626), (44, 445313), (121, 161932), (242, 80966), (484, 40483)]