19887132

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{487}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 48206592

約数和(自身を除く): 28319460

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 83, 123, 164, 166, 246, 249, 332, 487, 492, 498, 974, 996, 1461, 1948, 2922, 3403, 5844, 6806, 10209, 13612, 19967, 20418, 39934, 40421, 40836, 59901, 79868, 80842, 119802, 121263, 161684, 239604, 242526, 485052, 1657261, 3314522, 4971783, 6629044, 9943566, 19887132]

約数ペア:

[(1, 19887132), (2, 9943566), (3, 6629044), (4, 4971783), (6, 3314522), (12, 1657261), (41, 485052), (82, 242526), (83, 239604), (123, 161684), (164, 121263), (166, 119802), (246, 80842), (249, 79868), (332, 59901), (487, 40836), (492, 40421), (498, 39934), (974, 20418), (996, 19967), (1461, 13612), (1948, 10209), (2922, 6806), (3403, 5844)]