20948426499

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6975833}}^1$

素因数の和:6975867

約数の個数: 32

約数和(自身を含む): 37502083584

約数和(自身を除く): 16553657085

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 231, 273, 429, 1001, 3003, 6975833, 20927499, 48830831, 76734163, 90685829, 146492493, 230202489, 272057487, 537139141, 634800803, 997544119, 1611417423, 1904402409, 2992632357, 6982808833, 20948426499]

約数ペア:

[(1, 20948426499), (3, 6982808833), (7, 2992632357), (11, 1904402409), (13, 1611417423), (21, 997544119), (33, 634800803), (39, 537139141), (77, 272057487), (91, 230202489), (143, 146492493), (231, 90685829), (273, 76734163), (429, 48830831), (1001, 20927499), (3003, 6975833)]