20207584178

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{401}}^1\times {\mathrm{19793}}^1$

素因数の和:20282

約数の個数: 32

約数和(自身を含む): 32465327040

約数和(自身を除く): 12257742862

約数列:

[1, 2, 19, 38, 67, 134, 401, 802, 1273, 2546, 7619, 15238, 19793, 26867, 39586, 53734, 376067, 510473, 752134, 1020946, 1326131, 2652262, 7936993, 15873986, 25196489, 50392978, 150802867, 301605734, 531778531, 1063557062, 10103792089, 20207584178]

約数ペア:

[(1, 20207584178), (2, 10103792089), (19, 1063557062), (38, 531778531), (67, 301605734), (134, 150802867), (401, 50392978), (802, 25196489), (1273, 15873986), (2546, 7936993), (7619, 2652262), (15238, 1326131), (19793, 1020946), (26867, 752134), (39586, 510473), (53734, 376067)]