19397130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{646571}}^1$

素因数の和:646581

約数の個数: 16

約数和(自身を含む): 46553184

約数和(自身を除く): 27156054

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 646571, 1293142, 1939713, 3232855, 3879426, 6465710, 9698565, 19397130]

約数ペア:

[(1, 19397130), (2, 9698565), (3, 6465710), (5, 3879426), (6, 3232855), (10, 1939713), (15, 1293142), (30, 646571)]