19735148

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:294

約数の個数: 36

約数和(自身を含む): 37124640

約数和(自身を除く): 17389492

約数列:

[1, 2, 4, 19, 38, 76, 79, 158, 173, 316, 346, 361, 692, 722, 1444, 1501, 3002, 3287, 6004, 6574, 13148, 13667, 27334, 28519, 54668, 57038, 62453, 114076, 124906, 249812, 259673, 519346, 1038692, 4933787, 9867574, 19735148]

約数ペア:

[(1, 19735148), (2, 9867574), (4, 4933787), (19, 1038692), (38, 519346), (76, 259673), (79, 249812), (158, 124906), (173, 114076), (316, 62453), (346, 57038), (361, 54668), (692, 28519), (722, 27334), (1444, 13667), (1501, 13148), (3002, 6574), (3287, 6004)]