18887178

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{197}}^1$

素因数の和:279

約数の個数: 48

約数和(自身を含む): 41389920

約数和(自身を除く): 22502742

約数列:

[1, 2, 3, 6, 19, 29, 38, 57, 58, 87, 114, 174, 197, 394, 551, 591, 841, 1102, 1182, 1653, 1682, 2523, 3306, 3743, 5046, 5713, 7486, 11229, 11426, 15979, 17139, 22458, 31958, 34278, 47937, 95874, 108547, 165677, 217094, 325641, 331354, 497031, 651282, 994062, 3147863, 6295726, 9443589, 18887178]

約数ペア:

[(1, 18887178), (2, 9443589), (3, 6295726), (6, 3147863), (19, 994062), (29, 651282), (38, 497031), (57, 331354), (58, 325641), (87, 217094), (114, 165677), (174, 108547), (197, 95874), (394, 47937), (551, 34278), (591, 31958), (841, 22458), (1102, 17139), (1182, 15979), (1653, 11426), (1682, 11229), (2523, 7486), (3306, 5713), (3743, 5046)]