18444877136

素因数分解:

$2^4\times 7^3\times {\mathrm{3360947}}^1$

素因数の和:3360976

約数の個数: 40

約数和(自身を含む): 41675755200

約数和(自身を除く): 23230878064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 5488, 3360947, 6721894, 13443788, 23526629, 26887576, 47053258, 53775152, 94106516, 164686403, 188213032, 329372806, 376426064, 658745612, 1152804821, 1317491224, 2305609642, 2634982448, 4611219284, 9222438568, 18444877136]

約数ペア:

[(1, 18444877136), (2, 9222438568), (4, 4611219284), (7, 2634982448), (8, 2305609642), (14, 1317491224), (16, 1152804821), (28, 658745612), (49, 376426064), (56, 329372806), (98, 188213032), (112, 164686403), (196, 94106516), (343, 53775152), (392, 47053258), (686, 26887576), (784, 23526629), (1372, 13443788), (2744, 6721894), (5488, 3360947)]