20173985224

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{17257}}^1\times {\mathrm{7691}}^1$

素因数の和:24973

約数の個数: 32

約数和(自身を含む): 39824560800

約数和(自身を除く): 19650575576

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 7691, 15382, 17257, 30764, 34514, 61528, 69028, 138056, 146129, 292258, 327883, 584516, 655766, 1169032, 1311532, 2623064, 132723587, 265447174, 530894348, 1061788696, 2521748153, 5043496306, 10086992612, 20173985224]

約数ペア:

[(1, 20173985224), (2, 10086992612), (4, 5043496306), (8, 2521748153), (19, 1061788696), (38, 530894348), (76, 265447174), (152, 132723587), (7691, 2623064), (15382, 1311532), (17257, 1169032), (30764, 655766), (34514, 584516), (61528, 327883), (69028, 292258), (138056, 146129)]