20176294528

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{12125177}}^1$

素因数の和:12125204

約数の個数: 32

約数和(自身を含む): 43286885460

約数和(自身を除く): 23110590932

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 12125177, 24250354, 48500708, 97001416, 157627301, 194002832, 315254602, 388005664, 630509204, 776011328, 1261018408, 1552022656, 2522036816, 5044073632, 10088147264, 20176294528]

約数ペア:

[(1, 20176294528), (2, 10088147264), (4, 5044073632), (8, 2522036816), (13, 1552022656), (16, 1261018408), (26, 776011328), (32, 630509204), (52, 388005664), (64, 315254602), (104, 194002832), (128, 157627301), (208, 97001416), (416, 48500708), (832, 24250354), (1664, 12125177)]