19118220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{349}}^1$

素因数の和:455

約数の個数: 96

約数和(自身を含む): 59270400

約数和(自身を除く): 40152180

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 83, 110, 132, 165, 166, 220, 249, 330, 332, 349, 415, 498, 660, 698, 830, 913, 996, 1047, 1245, 1396, 1660, 1745, 1826, 2094, 2490, 2739, 3490, 3652, 3839, 4188, 4565, 4980, 5235, 5478, 6980, 7678, 9130, 10470, 10956, 11517, 13695, 15356, 18260, 19195, 20940, 23034, 27390, 28967, 38390, 46068, 54780, 57585, 57934, 76780, 86901, 115170, 115868, 144835, 173802, 230340, 289670, 318637, 347604, 434505, 579340, 637274, 869010, 955911, 1274548, 1593185, 1738020, 1911822, 3186370, 3823644, 4779555, 6372740, 9559110, 19118220]

約数ペア:

[(1, 19118220), (2, 9559110), (3, 6372740), (4, 4779555), (5, 3823644), (6, 3186370), (10, 1911822), (11, 1738020), (12, 1593185), (15, 1274548), (20, 955911), (22, 869010), (30, 637274), (33, 579340), (44, 434505), (55, 347604), (60, 318637), (66, 289670), (83, 230340), (110, 173802), (132, 144835), (165, 115868), (166, 115170), (220, 86901), (249, 76780), (330, 57934), (332, 57585), (349, 54780), (415, 46068), (498, 38390), (660, 28967), (698, 27390), (830, 23034), (913, 20940), (996, 19195), (1047, 18260), (1245, 15356), (1396, 13695), (1660, 11517), (1745, 10956), (1826, 10470), (2094, 9130), (2490, 7678), (2739, 6980), (3490, 5478), (3652, 5235), (3839, 4980), (4188, 4565)]