20681892

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{829}}^1$

素因数の和:863

約数の個数: 120

約数和(自身を含む): 67488960

約数和(自身を除く): 46807068

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 54, 63, 66, 77, 81, 84, 99, 108, 126, 132, 154, 162, 189, 198, 231, 252, 297, 308, 324, 378, 396, 462, 567, 594, 693, 756, 829, 891, 924, 1134, 1188, 1386, 1658, 1782, 2079, 2268, 2487, 2772, 3316, 3564, 4158, 4974, 5803, 6237, 7461, 8316, 9119, 9948, 11606, 12474, 14922, 17409, 18238, 22383, 23212, 24948, 27357, 29844, 34818, 36476, 44766, 52227, 54714, 63833, 67149, 69636, 82071, 89532, 104454, 109428, 127666, 134298, 156681, 164142, 191499, 208908, 246213, 255332, 268596, 313362, 328284, 382998, 470043, 492426, 574497, 626724, 738639, 765996, 940086, 984852, 1148994, 1477278, 1723491, 1880172, 2297988, 2954556, 3446982, 5170473, 6893964, 10340946, 20681892]

約数ペア:

[(1, 20681892), (2, 10340946), (3, 6893964), (4, 5170473), (6, 3446982), (7, 2954556), (9, 2297988), (11, 1880172), (12, 1723491), (14, 1477278), (18, 1148994), (21, 984852), (22, 940086), (27, 765996), (28, 738639), (33, 626724), (36, 574497), (42, 492426), (44, 470043), (54, 382998), (63, 328284), (66, 313362), (77, 268596), (81, 255332), (84, 246213), (99, 208908), (108, 191499), (126, 164142), (132, 156681), (154, 134298), (162, 127666), (189, 109428), (198, 104454), (231, 89532), (252, 82071), (297, 69636), (308, 67149), (324, 63833), (378, 54714), (396, 52227), (462, 44766), (567, 36476), (594, 34818), (693, 29844), (756, 27357), (829, 24948), (891, 23212), (924, 22383), (1134, 18238), (1188, 17409), (1386, 14922), (1658, 12474), (1782, 11606), (2079, 9948), (2268, 9119), (2487, 8316), (2772, 7461), (3316, 6237), (3564, 5803), (4158, 4974)]