18414990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:143

約数の個数: 144

約数和(自身を含む): 56019600

約数和(自身を除く): 37604610

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 19, 22, 30, 33, 38, 45, 55, 57, 66, 89, 90, 95, 99, 110, 114, 121, 165, 171, 178, 190, 198, 209, 242, 267, 285, 330, 342, 363, 418, 445, 495, 534, 570, 605, 627, 726, 801, 855, 890, 979, 990, 1045, 1089, 1210, 1254, 1335, 1602, 1691, 1710, 1815, 1881, 1958, 2090, 2178, 2299, 2670, 2937, 3135, 3382, 3630, 3762, 4005, 4598, 4895, 5073, 5445, 5874, 6270, 6897, 8010, 8455, 8811, 9405, 9790, 10146, 10769, 10890, 11495, 13794, 14685, 15219, 16910, 17622, 18601, 18810, 20691, 21538, 22990, 25365, 29370, 30438, 32307, 34485, 37202, 41382, 44055, 50730, 53845, 55803, 64614, 68970, 76095, 88110, 93005, 96921, 103455, 107690, 111606, 152190, 161535, 167409, 186010, 193842, 204611, 206910, 279015, 323070, 334818, 409222, 484605, 558030, 613833, 837045, 969210, 1023055, 1227666, 1674090, 1841499, 2046110, 3069165, 3682998, 6138330, 9207495, 18414990]

約数ペア:

[(1, 18414990), (2, 9207495), (3, 6138330), (5, 3682998), (6, 3069165), (9, 2046110), (10, 1841499), (11, 1674090), (15, 1227666), (18, 1023055), (19, 969210), (22, 837045), (30, 613833), (33, 558030), (38, 484605), (45, 409222), (55, 334818), (57, 323070), (66, 279015), (89, 206910), (90, 204611), (95, 193842), (99, 186010), (110, 167409), (114, 161535), (121, 152190), (165, 111606), (171, 107690), (178, 103455), (190, 96921), (198, 93005), (209, 88110), (242, 76095), (267, 68970), (285, 64614), (330, 55803), (342, 53845), (363, 50730), (418, 44055), (445, 41382), (495, 37202), (534, 34485), (570, 32307), (605, 30438), (627, 29370), (726, 25365), (801, 22990), (855, 21538), (890, 20691), (979, 18810), (990, 18601), (1045, 17622), (1089, 16910), (1210, 15219), (1254, 14685), (1335, 13794), (1602, 11495), (1691, 10890), (1710, 10769), (1815, 10146), (1881, 9790), (1958, 9405), (2090, 8811), (2178, 8455), (2299, 8010), (2670, 6897), (2937, 6270), (3135, 5874), (3382, 5445), (3630, 5073), (3762, 4895), (4005, 4598)]