19037620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:473

約数の個数: 96

約数和(自身を含む): 51045120

約数和(自身を除く): 32007500

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 68, 70, 76, 85, 95, 119, 133, 140, 170, 190, 238, 266, 323, 340, 380, 421, 476, 532, 595, 646, 665, 842, 1190, 1292, 1330, 1615, 1684, 2105, 2261, 2380, 2660, 2947, 3230, 4210, 4522, 5894, 6460, 7157, 7999, 8420, 9044, 11305, 11788, 14314, 14735, 15998, 22610, 28628, 29470, 31996, 35785, 39995, 45220, 50099, 55993, 58940, 71570, 79990, 100198, 111986, 135983, 143140, 159980, 200396, 223972, 250495, 271966, 279965, 500990, 543932, 559930, 679915, 951881, 1001980, 1119860, 1359830, 1903762, 2719660, 3807524, 4759405, 9518810, 19037620]

約数ペア:

[(1, 19037620), (2, 9518810), (4, 4759405), (5, 3807524), (7, 2719660), (10, 1903762), (14, 1359830), (17, 1119860), (19, 1001980), (20, 951881), (28, 679915), (34, 559930), (35, 543932), (38, 500990), (68, 279965), (70, 271966), (76, 250495), (85, 223972), (95, 200396), (119, 159980), (133, 143140), (140, 135983), (170, 111986), (190, 100198), (238, 79990), (266, 71570), (323, 58940), (340, 55993), (380, 50099), (421, 45220), (476, 39995), (532, 35785), (595, 31996), (646, 29470), (665, 28628), (842, 22610), (1190, 15998), (1292, 14735), (1330, 14314), (1615, 11788), (1684, 11305), (2105, 9044), (2261, 8420), (2380, 7999), (2660, 7157), (2947, 6460), (3230, 5894), (4210, 4522)]