19545228

素因数分解:

$2^2\times 3^2\times {\mathrm{542923}}^1$

素因数の和:542933

約数の個数: 18

約数和(自身を含む): 49406084

約数和(自身を除く): 29860856

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 542923, 1085846, 1628769, 2171692, 3257538, 4886307, 6515076, 9772614, 19545228]

約数ペア:

[(1, 19545228), (2, 9772614), (3, 6515076), (4, 4886307), (6, 3257538), (9, 2171692), (12, 1628769), (18, 1085846), (36, 542923)]