20870178

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{10141}}^1$

素因数の和:10167

約数の個数: 32

約数和(自身を含む): 48681600

約数和(自身を除く): 27811422

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 1029, 2058, 10141, 20282, 30423, 60846, 70987, 141974, 212961, 425922, 496909, 993818, 1490727, 2981454, 3478363, 6956726, 10435089, 20870178]

約数ペア:

[(1, 20870178), (2, 10435089), (3, 6956726), (6, 3478363), (7, 2981454), (14, 1490727), (21, 993818), (42, 496909), (49, 425922), (98, 212961), (147, 141974), (294, 70987), (343, 60846), (686, 30423), (1029, 20282), (2058, 10141)]