2018142610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{373}}^1\times {\mathrm{487}}^1$

素因数の和:979

約数の個数: 64

約数和(自身を含む): 4021104384

約数和(自身を除く): 2002961774

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 202, 373, 487, 505, 746, 974, 1010, 1111, 1865, 2222, 2435, 3730, 4103, 4870, 5357, 5555, 8206, 10714, 11110, 20515, 26785, 37673, 41030, 49187, 53570, 75346, 98374, 181651, 188365, 245935, 363302, 376730, 414403, 491870, 541057, 828806, 908255, 1082114, 1816510, 1998161, 2072015, 2705285, 3996322, 4144030, 5410570, 9990805, 18346751, 19981610, 36693502, 91733755, 183467510, 201814261, 403628522, 1009071305, 2018142610]

約数ペア:

[(1, 2018142610), (2, 1009071305), (5, 403628522), (10, 201814261), (11, 183467510), (22, 91733755), (55, 36693502), (101, 19981610), (110, 18346751), (202, 9990805), (373, 5410570), (487, 4144030), (505, 3996322), (746, 2705285), (974, 2072015), (1010, 1998161), (1111, 1816510), (1865, 1082114), (2222, 908255), (2435, 828806), (3730, 541057), (4103, 491870), (4870, 414403), (5357, 376730), (5555, 363302), (8206, 245935), (10714, 188365), (11110, 181651), (20515, 98374), (26785, 75346), (37673, 53570), (41030, 49187)]