19900764

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{3271}}^1$

素因数の和:3307

約数の個数: 54

約数和(自身を含む): 54488616

約数和(自身を除く): 34587852

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 234, 338, 468, 507, 676, 1014, 1521, 2028, 3042, 3271, 6084, 6542, 9813, 13084, 19626, 29439, 39252, 42523, 58878, 85046, 117756, 127569, 170092, 255138, 382707, 510276, 552799, 765414, 1105598, 1530828, 1658397, 2211196, 3316794, 4975191, 6633588, 9950382, 19900764]

約数ペア:

[(1, 19900764), (2, 9950382), (3, 6633588), (4, 4975191), (6, 3316794), (9, 2211196), (12, 1658397), (13, 1530828), (18, 1105598), (26, 765414), (36, 552799), (39, 510276), (52, 382707), (78, 255138), (117, 170092), (156, 127569), (169, 117756), (234, 85046), (338, 58878), (468, 42523), (507, 39252), (676, 29439), (1014, 19626), (1521, 13084), (2028, 9813), (3042, 6542), (3271, 6084)]