19664010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^2$

素因数の和:200

約数の個数: 72

約数和(自身を含む): 53100684

約数和(自身を除く): 33436674

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 41, 45, 73, 82, 90, 123, 146, 205, 219, 246, 365, 369, 410, 438, 615, 657, 730, 738, 1095, 1230, 1314, 1845, 2190, 2993, 3285, 3690, 5329, 5986, 6570, 8979, 10658, 14965, 15987, 17958, 26645, 26937, 29930, 31974, 44895, 47961, 53290, 53874, 79935, 89790, 95922, 134685, 159870, 218489, 239805, 269370, 436978, 479610, 655467, 1092445, 1310934, 1966401, 2184890, 3277335, 3932802, 6554670, 9832005, 19664010]

約数ペア:

[(1, 19664010), (2, 9832005), (3, 6554670), (5, 3932802), (6, 3277335), (9, 2184890), (10, 1966401), (15, 1310934), (18, 1092445), (30, 655467), (41, 479610), (45, 436978), (73, 269370), (82, 239805), (90, 218489), (123, 159870), (146, 134685), (205, 95922), (219, 89790), (246, 79935), (365, 53874), (369, 53290), (410, 47961), (438, 44895), (615, 31974), (657, 29930), (730, 26937), (738, 26645), (1095, 17958), (1230, 15987), (1314, 14965), (1845, 10658), (2190, 8979), (2993, 6570), (3285, 5986), (3690, 5329)]