19962726

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{383}}^1$

素因数の和:485

約数の個数: 64

約数和(自身を含む): 49102848

約数和(自身を除く): 29140122

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 73, 102, 119, 146, 219, 238, 357, 383, 438, 511, 714, 766, 1022, 1149, 1241, 1533, 2298, 2482, 2681, 3066, 3723, 5362, 6511, 7446, 8043, 8687, 13022, 16086, 17374, 19533, 26061, 27959, 39066, 45577, 52122, 55918, 83877, 91154, 136731, 167754, 195713, 273462, 391426, 475303, 587139, 950606, 1174278, 1425909, 2851818, 3327121, 6654242, 9981363, 19962726]

約数ペア:

[(1, 19962726), (2, 9981363), (3, 6654242), (6, 3327121), (7, 2851818), (14, 1425909), (17, 1174278), (21, 950606), (34, 587139), (42, 475303), (51, 391426), (73, 273462), (102, 195713), (119, 167754), (146, 136731), (219, 91154), (238, 83877), (357, 55918), (383, 52122), (438, 45577), (511, 39066), (714, 27959), (766, 26061), (1022, 19533), (1149, 17374), (1241, 16086), (1533, 13022), (2298, 8687), (2482, 8043), (2681, 7446), (3066, 6511), (3723, 5362)]