20146389284

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{359}}^1\times {\mathrm{18731}}^1$

素因数の和:19208

約数の個数: 48

約数和(自身を含む): 40784808960

約数和(自身を除く): 20638419676

約数列:

[1, 2, 4, 7, 14, 28, 107, 214, 359, 428, 718, 749, 1436, 1498, 2513, 2996, 5026, 10052, 18731, 37462, 38413, 74924, 76826, 131117, 153652, 262234, 268891, 524468, 537782, 1075564, 2004217, 4008434, 6724429, 8016868, 13448858, 14029519, 26897716, 28059038, 47071003, 56118076, 94142006, 188284012, 719513903, 1439027806, 2878055612, 5036597321, 10073194642, 20146389284]

約数ペア:

[(1, 20146389284), (2, 10073194642), (4, 5036597321), (7, 2878055612), (14, 1439027806), (28, 719513903), (107, 188284012), (214, 94142006), (359, 56118076), (428, 47071003), (718, 28059038), (749, 26897716), (1436, 14029519), (1498, 13448858), (2513, 8016868), (2996, 6724429), (5026, 4008434), (10052, 2004217), (18731, 1075564), (37462, 537782), (38413, 524468), (74924, 268891), (76826, 262234), (131117, 153652)]