18981864

素因数分解:

$2^3\times 3^4\times {\mathrm{11}}^1\times {\mathrm{2663}}^1$

素因数の和:2692

約数の個数: 80

約数和(自身を含む): 58021920

約数和(自身を除く): 39040056

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 81, 88, 99, 108, 132, 162, 198, 216, 264, 297, 324, 396, 594, 648, 792, 891, 1188, 1782, 2376, 2663, 3564, 5326, 7128, 7989, 10652, 15978, 21304, 23967, 29293, 31956, 47934, 58586, 63912, 71901, 87879, 95868, 117172, 143802, 175758, 191736, 215703, 234344, 263637, 287604, 351516, 431406, 527274, 575208, 703032, 790911, 862812, 1054548, 1581822, 1725624, 2109096, 2372733, 3163644, 4745466, 6327288, 9490932, 18981864]

約数ペア:

[(1, 18981864), (2, 9490932), (3, 6327288), (4, 4745466), (6, 3163644), (8, 2372733), (9, 2109096), (11, 1725624), (12, 1581822), (18, 1054548), (22, 862812), (24, 790911), (27, 703032), (33, 575208), (36, 527274), (44, 431406), (54, 351516), (66, 287604), (72, 263637), (81, 234344), (88, 215703), (99, 191736), (108, 175758), (132, 143802), (162, 117172), (198, 95868), (216, 87879), (264, 71901), (297, 63912), (324, 58586), (396, 47934), (594, 31956), (648, 29293), (792, 23967), (891, 21304), (1188, 15978), (1782, 10652), (2376, 7989), (2663, 7128), (3564, 5326)]