19287752

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1471}}^1$

素因数の和:1637

約数の個数: 32

約数和(自身を含む): 39744000

約数和(自身を除く): 20456248

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 149, 298, 596, 1192, 1471, 1639, 2942, 3278, 5884, 6556, 11768, 13112, 16181, 32362, 64724, 129448, 219179, 438358, 876716, 1753432, 2410969, 4821938, 9643876, 19287752]

約数ペア:

[(1, 19287752), (2, 9643876), (4, 4821938), (8, 2410969), (11, 1753432), (22, 876716), (44, 438358), (88, 219179), (149, 129448), (298, 64724), (596, 32362), (1192, 16181), (1471, 13112), (1639, 11768), (2942, 6556), (3278, 5884)]