20703018

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{769}}^1$

素因数の和:1422

約数の個数: 32

約数和(自身を含む): 47456640

約数和(自身を除く): 26753622

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 641, 769, 1282, 1538, 1923, 2307, 3846, 4487, 4614, 5383, 8974, 10766, 13461, 16149, 26922, 32298, 492929, 985858, 1478787, 2957574, 3450503, 6901006, 10351509, 20703018]

約数ペア:

[(1, 20703018), (2, 10351509), (3, 6901006), (6, 3450503), (7, 2957574), (14, 1478787), (21, 985858), (42, 492929), (641, 32298), (769, 26922), (1282, 16149), (1538, 13461), (1923, 10766), (2307, 8974), (3846, 5383), (4487, 4614)]