2491308118

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{16183}}^1$

素因数の和:16420

約数の個数: 32

約数和(自身を含む): 4176248832

約数和(自身を除く): 1684940714

約数列:

[1, 2, 13, 26, 31, 62, 191, 382, 403, 806, 2483, 4966, 5921, 11842, 16183, 32366, 76973, 153946, 210379, 420758, 501673, 1003346, 3090953, 6181906, 6521749, 13043498, 40182389, 80364778, 95819543, 191639086, 1245654059, 2491308118]

約数ペア:

[(1, 2491308118), (2, 1245654059), (13, 191639086), (26, 95819543), (31, 80364778), (62, 40182389), (191, 13043498), (382, 6521749), (403, 6181906), (806, 3090953), (2483, 1003346), (4966, 501673), (5921, 420758), (11842, 210379), (16183, 153946), (32366, 76973)]