20634362

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{479}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 37739520

約数和(自身を除く): 17105158

約数列:

[1, 2, 7, 14, 17, 34, 119, 181, 238, 362, 479, 958, 1267, 2534, 3077, 3353, 6154, 6706, 8143, 16286, 21539, 43078, 57001, 86699, 114002, 173398, 606893, 1213786, 1473883, 2947766, 10317181, 20634362]

約数ペア:

[(1, 20634362), (2, 10317181), (7, 2947766), (14, 1473883), (17, 1213786), (34, 606893), (119, 173398), (181, 114002), (238, 86699), (362, 57001), (479, 43078), (958, 21539), (1267, 16286), (2534, 8143), (3077, 6706), (3353, 6154)]