18612934

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:276

約数の個数: 32

約数和(自身を含む): 30481920

約数和(自身を除く): 11868986

約数列:

[1, 2, 23, 41, 46, 71, 82, 139, 142, 278, 943, 1633, 1886, 2911, 3197, 3266, 5699, 5822, 6394, 9869, 11398, 19738, 66953, 131077, 133906, 226987, 262154, 404629, 453974, 809258, 9306467, 18612934]

約数ペア:

[(1, 18612934), (2, 9306467), (23, 809258), (41, 453974), (46, 404629), (71, 262154), (82, 226987), (139, 133906), (142, 131077), (278, 66953), (943, 19738), (1633, 11398), (1886, 9869), (2911, 6394), (3197, 5822), (3266, 5699)]