20408602

素因数分解:

$2^1\times {\mathrm{17}}^3\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:151

約数の個数: 32

約数和(自身を含む): 34076160

約数和(自身を除く): 13667558

約数列:

[1, 2, 17, 31, 34, 62, 67, 134, 289, 527, 578, 1054, 1139, 2077, 2278, 4154, 4913, 8959, 9826, 17918, 19363, 35309, 38726, 70618, 152303, 304606, 329171, 600253, 658342, 1200506, 10204301, 20408602]

約数ペア:

[(1, 20408602), (2, 10204301), (17, 1200506), (31, 658342), (34, 600253), (62, 329171), (67, 304606), (134, 152303), (289, 70618), (527, 38726), (578, 35309), (1054, 19363), (1139, 17918), (2077, 9826), (2278, 8959), (4154, 4913)]