18834620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19219}}^1$

素因数の和:19242

約数の個数: 36

約数和(自身を含む): 46012680

約数和(自身を除く): 27178060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 19219, 38438, 76876, 96095, 134533, 192190, 269066, 384380, 538132, 672665, 941731, 1345330, 1883462, 2690660, 3766924, 4708655, 9417310, 18834620]

約数ペア:

[(1, 18834620), (2, 9417310), (4, 4708655), (5, 3766924), (7, 2690660), (10, 1883462), (14, 1345330), (20, 941731), (28, 672665), (35, 538132), (49, 384380), (70, 269066), (98, 192190), (140, 134533), (196, 96095), (245, 76876), (490, 38438), (980, 19219)]