20218178470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6145343}}^1$

素因数の和:6145404

約数の個数: 32

約数和(自身を含む): 42476617728

約数和(自身を除く): 22258439258

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 6145343, 12290686, 30726715, 43017401, 61453430, 86034802, 215087005, 288831121, 430174010, 577662242, 1444155605, 2021817847, 2888311210, 4043635694, 10109089235, 20218178470]

約数ペア:

[(1, 20218178470), (2, 10109089235), (5, 4043635694), (7, 2888311210), (10, 2021817847), (14, 1444155605), (35, 577662242), (47, 430174010), (70, 288831121), (94, 215087005), (235, 86034802), (329, 61453430), (470, 43017401), (658, 30726715), (1645, 12290686), (3290, 6145343)]