20147405787

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{1811}}^1\times {\mathrm{15647}}^1$

素因数の和:17543

約数の個数: 24

約数和(自身を含む): 29488343040

約数和(自身を除く): 9340937253

約数列:

[1, 3, 9, 79, 237, 711, 1811, 5433, 15647, 16299, 46941, 140823, 143069, 429207, 1236113, 1287621, 3708339, 11125017, 28336717, 85010151, 255030453, 2238600643, 6715801929, 20147405787]

約数ペア:

[(1, 20147405787), (3, 6715801929), (9, 2238600643), (79, 255030453), (237, 85010151), (711, 28336717), (1811, 11125017), (5433, 3708339), (15647, 1287621), (16299, 1236113), (46941, 429207), (140823, 143069)]