18867804916

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1291}}^1\times {\mathrm{1867}}^1$

素因数の和:3284

約数の個数: 48

約数和(自身を含む): 35139919360

約数和(自身を除く): 16272114444

約数列:

[1, 2, 4, 19, 38, 76, 103, 206, 412, 1291, 1867, 1957, 2582, 3734, 3914, 5164, 7468, 7828, 24529, 35473, 49058, 70946, 98116, 132973, 141892, 192301, 265946, 384602, 531892, 769204, 2410297, 2526487, 3653719, 4820594, 5052974, 7307438, 9641188, 10105948, 14614876, 45795643, 91591286, 183182572, 248260591, 496521182, 993042364, 4716951229, 9433902458, 18867804916]

約数ペア:

[(1, 18867804916), (2, 9433902458), (4, 4716951229), (19, 993042364), (38, 496521182), (76, 248260591), (103, 183182572), (206, 91591286), (412, 45795643), (1291, 14614876), (1867, 10105948), (1957, 9641188), (2582, 7307438), (3734, 5052974), (3914, 4820594), (5164, 3653719), (7468, 2526487), (7828, 2410297), (24529, 769204), (35473, 531892), (49058, 384602), (70946, 265946), (98116, 192301), (132973, 141892)]