16668828

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^1\times {\mathrm{1559}}^1$

素因数の和:1589

約数の個数: 72

約数和(自身を含む): 47698560

約数和(自身を除く): 31029732

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 81, 99, 108, 132, 162, 198, 243, 297, 324, 396, 486, 594, 891, 972, 1188, 1559, 1782, 2673, 3118, 3564, 4677, 5346, 6236, 9354, 10692, 14031, 17149, 18708, 28062, 34298, 42093, 51447, 56124, 68596, 84186, 102894, 126279, 154341, 168372, 205788, 252558, 308682, 378837, 463023, 505116, 617364, 757674, 926046, 1389069, 1515348, 1852092, 2778138, 4167207, 5556276, 8334414, 16668828]

約数ペア:

[(1, 16668828), (2, 8334414), (3, 5556276), (4, 4167207), (6, 2778138), (9, 1852092), (11, 1515348), (12, 1389069), (18, 926046), (22, 757674), (27, 617364), (33, 505116), (36, 463023), (44, 378837), (54, 308682), (66, 252558), (81, 205788), (99, 168372), (108, 154341), (132, 126279), (162, 102894), (198, 84186), (243, 68596), (297, 56124), (324, 51447), (396, 42093), (486, 34298), (594, 28062), (891, 18708), (972, 17149), (1188, 14031), (1559, 10692), (1782, 9354), (2673, 6236), (3118, 5346), (3564, 4677)]