17820990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{383}}^1$

素因数の和:454

約数の個数: 96

約数和(自身を含む): 51757056

約数和(自身を除く): 33936066

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 47, 55, 66, 90, 94, 99, 110, 141, 165, 198, 235, 282, 330, 383, 423, 470, 495, 517, 705, 766, 846, 990, 1034, 1149, 1410, 1551, 1915, 2115, 2298, 2585, 3102, 3447, 3830, 4213, 4230, 4653, 5170, 5745, 6894, 7755, 8426, 9306, 11490, 12639, 15510, 17235, 18001, 21065, 23265, 25278, 34470, 36002, 37917, 42130, 46530, 54003, 63195, 75834, 90005, 108006, 126390, 162009, 180010, 189585, 198011, 270015, 324018, 379170, 396022, 540030, 594033, 810045, 990055, 1188066, 1620090, 1782099, 1980110, 2970165, 3564198, 5940330, 8910495, 17820990]

約数ペア:

[(1, 17820990), (2, 8910495), (3, 5940330), (5, 3564198), (6, 2970165), (9, 1980110), (10, 1782099), (11, 1620090), (15, 1188066), (18, 990055), (22, 810045), (30, 594033), (33, 540030), (45, 396022), (47, 379170), (55, 324018), (66, 270015), (90, 198011), (94, 189585), (99, 180010), (110, 162009), (141, 126390), (165, 108006), (198, 90005), (235, 75834), (282, 63195), (330, 54003), (383, 46530), (423, 42130), (470, 37917), (495, 36002), (517, 34470), (705, 25278), (766, 23265), (846, 21065), (990, 18001), (1034, 17235), (1149, 15510), (1410, 12639), (1551, 11490), (1915, 9306), (2115, 8426), (2298, 7755), (2585, 6894), (3102, 5745), (3447, 5170), (3830, 4653), (4213, 4230)]