19847175

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{4993}}^1$

素因数の和:5059

約数の個数: 24

約数和(自身を含む): 33439824

約数和(自身を除く): 13592649

約数列:

[1, 3, 5, 15, 25, 53, 75, 159, 265, 795, 1325, 3975, 4993, 14979, 24965, 74895, 124825, 264629, 374475, 793887, 1323145, 3969435, 6615725, 19847175]

約数ペア:

[(1, 19847175), (3, 6615725), (5, 3969435), (15, 1323145), (25, 793887), (53, 374475), (75, 264629), (159, 124825), (265, 74895), (795, 24965), (1325, 14979), (3975, 4993)]