1821796218

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1\times {\mathrm{229}}^1$

素因数の和:537

約数の個数: 128

約数和(自身を含む): 4530816000

約数和(自身を除く): 2709019782

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 59, 66, 99, 118, 177, 198, 227, 229, 297, 354, 454, 458, 531, 594, 649, 681, 687, 1062, 1298, 1362, 1374, 1593, 1947, 2043, 2061, 2497, 2519, 3186, 3894, 4086, 4122, 4994, 5038, 5841, 6129, 6183, 7491, 7557, 11682, 12258, 12366, 13393, 13511, 14982, 15114, 17523, 22473, 22671, 26786, 27022, 35046, 40179, 40533, 44946, 45342, 51983, 67419, 68013, 80358, 81066, 103966, 120537, 121599, 134838, 136026, 147323, 148621, 155949, 241074, 243198, 294646, 297242, 311898, 361611, 364797, 441969, 445863, 467847, 571813, 723222, 729594, 883938, 891726, 935694, 1143626, 1325907, 1337589, 1403541, 1715439, 2651814, 2675178, 2807082, 3066997, 3430878, 3977721, 4012767, 5146317, 6133994, 7955442, 8025534, 9200991, 10292634, 15438951, 18401982, 27602973, 30877902, 33736967, 55205946, 67473934, 82808919, 101210901, 165617838, 202421802, 303632703, 607265406, 910898109, 1821796218]

約数ペア:

[(1, 1821796218), (2, 910898109), (3, 607265406), (6, 303632703), (9, 202421802), (11, 165617838), (18, 101210901), (22, 82808919), (27, 67473934), (33, 55205946), (54, 33736967), (59, 30877902), (66, 27602973), (99, 18401982), (118, 15438951), (177, 10292634), (198, 9200991), (227, 8025534), (229, 7955442), (297, 6133994), (354, 5146317), (454, 4012767), (458, 3977721), (531, 3430878), (594, 3066997), (649, 2807082), (681, 2675178), (687, 2651814), (1062, 1715439), (1298, 1403541), (1362, 1337589), (1374, 1325907), (1593, 1143626), (1947, 935694), (2043, 891726), (2061, 883938), (2497, 729594), (2519, 723222), (3186, 571813), (3894, 467847), (4086, 445863), (4122, 441969), (4994, 364797), (5038, 361611), (5841, 311898), (6129, 297242), (6183, 294646), (7491, 243198), (7557, 241074), (11682, 155949), (12258, 148621), (12366, 147323), (13393, 136026), (13511, 134838), (14982, 121599), (15114, 120537), (17523, 103966), (22473, 81066), (22671, 80358), (26786, 68013), (27022, 67419), (35046, 51983), (40179, 45342), (40533, 44946)]