19409430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{646981}}^1$

素因数の和:646991

約数の個数: 16

約数和(自身を含む): 46582704

約数和(自身を除く): 27173274

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 646981, 1293962, 1940943, 3234905, 3881886, 6469810, 9704715, 19409430]

約数ペア:

[(1, 19409430), (2, 9704715), (3, 6469810), (5, 3881886), (6, 3234905), (10, 1940943), (15, 1293962), (30, 646981)]