20171728182

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{71317}}^1$

素因数の和:71445

約数の個数: 64

約数和(自身を含む): 44365501440

約数和(自身を除く): 24193773258

約数列:

[1, 2, 3, 6, 17, 34, 47, 51, 59, 94, 102, 118, 141, 177, 282, 354, 799, 1003, 1598, 2006, 2397, 2773, 3009, 4794, 5546, 6018, 8319, 16638, 47141, 71317, 94282, 141423, 142634, 213951, 282846, 427902, 1212389, 2424778, 3351899, 3637167, 4207703, 6703798, 7274334, 8415406, 10055697, 12623109, 20111394, 25246218, 56982283, 71530951, 113964566, 143061902, 170946849, 197762041, 214592853, 341893698, 395524082, 429185706, 593286123, 1186572246, 3361954697, 6723909394, 10085864091, 20171728182]

約数ペア:

[(1, 20171728182), (2, 10085864091), (3, 6723909394), (6, 3361954697), (17, 1186572246), (34, 593286123), (47, 429185706), (51, 395524082), (59, 341893698), (94, 214592853), (102, 197762041), (118, 170946849), (141, 143061902), (177, 113964566), (282, 71530951), (354, 56982283), (799, 25246218), (1003, 20111394), (1598, 12623109), (2006, 10055697), (2397, 8415406), (2773, 7274334), (3009, 6703798), (4794, 4207703), (5546, 3637167), (6018, 3351899), (8319, 2424778), (16638, 1212389), (47141, 427902), (71317, 282846), (94282, 213951), (141423, 142634)]