19477876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{2971}}^1$

素因数の和:3135

約数の個数: 24

約数和(自身を含む): 37447200

約数和(自身を除く): 17969324

約数列:

[1, 2, 4, 11, 22, 44, 149, 298, 596, 1639, 2971, 3278, 5942, 6556, 11884, 32681, 65362, 130724, 442679, 885358, 1770716, 4869469, 9738938, 19477876]

約数ペア:

[(1, 19477876), (2, 9738938), (4, 4869469), (11, 1770716), (22, 885358), (44, 442679), (149, 130724), (298, 65362), (596, 32681), (1639, 11884), (2971, 6556), (3278, 5942)]