20078893821

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{32970269}}^1$

素因数の和:32970308

約数の個数: 16

約数和(自身を含む): 31651459200

約数和(自身を除く): 11572565379

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 32970269, 98910807, 230791883, 692375649, 956137801, 2868413403, 6692964607, 20078893821]

約数ペア:

[(1, 20078893821), (3, 6692964607), (7, 2868413403), (21, 956137801), (29, 692375649), (87, 230791883), (203, 98910807), (609, 32970269)]