20103054156

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{520427}}^1$

素因数の和:520503

約数の個数: 72

約数和(自身を含む): 53989200720

約数和(自身を除く): 33886146564

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 37, 58, 74, 87, 111, 116, 148, 174, 222, 261, 333, 348, 444, 522, 666, 1044, 1073, 1332, 2146, 3219, 4292, 6438, 9657, 12876, 19314, 38628, 520427, 1040854, 1561281, 2081708, 3122562, 4683843, 6245124, 9367686, 15092383, 18735372, 19255799, 30184766, 38511598, 45277149, 57767397, 60369532, 77023196, 90554298, 115534794, 135831447, 173302191, 181108596, 231069588, 271662894, 346604382, 543325788, 558418171, 693208764, 1116836342, 1675254513, 2233672684, 3350509026, 5025763539, 6701018052, 10051527078, 20103054156]

約数ペア:

[(1, 20103054156), (2, 10051527078), (3, 6701018052), (4, 5025763539), (6, 3350509026), (9, 2233672684), (12, 1675254513), (18, 1116836342), (29, 693208764), (36, 558418171), (37, 543325788), (58, 346604382), (74, 271662894), (87, 231069588), (111, 181108596), (116, 173302191), (148, 135831447), (174, 115534794), (222, 90554298), (261, 77023196), (333, 60369532), (348, 57767397), (444, 45277149), (522, 38511598), (666, 30184766), (1044, 19255799), (1073, 18735372), (1332, 15092383), (2146, 9367686), (3219, 6245124), (4292, 4683843), (6438, 3122562), (9657, 2081708), (12876, 1561281), (19314, 1040854), (38628, 520427)]