1968747814

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{1109}}^1$

素因数の和:1309

約数の個数: 64

約数和(自身を含む): 3529267200

約数和(自身を除く): 1560519386

約数列:

[1, 2, 11, 19, 22, 31, 38, 62, 137, 209, 274, 341, 418, 589, 682, 1109, 1178, 1507, 2218, 2603, 3014, 4247, 5206, 6479, 8494, 12199, 12958, 21071, 24398, 28633, 34379, 42142, 46717, 57266, 68758, 80693, 93434, 151933, 161386, 231781, 303866, 378169, 463562, 653201, 756338, 887623, 1306402, 1671263, 1775246, 2886727, 3342526, 4709923, 5773454, 7185211, 9419846, 14370422, 31753997, 51809153, 63507994, 89488537, 103618306, 178977074, 984373907, 1968747814]

約数ペア:

[(1, 1968747814), (2, 984373907), (11, 178977074), (19, 103618306), (22, 89488537), (31, 63507994), (38, 51809153), (62, 31753997), (137, 14370422), (209, 9419846), (274, 7185211), (341, 5773454), (418, 4709923), (589, 3342526), (682, 2886727), (1109, 1775246), (1178, 1671263), (1507, 1306402), (2218, 887623), (2603, 756338), (3014, 653201), (4247, 463562), (5206, 378169), (6479, 303866), (8494, 231781), (12199, 161386), (12958, 151933), (21071, 93434), (24398, 80693), (28633, 68758), (34379, 57266), (42142, 46717)]