20301638

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{433}}^1$

素因数の和:656

約数の個数: 32

約数和(自身を含む): 37122624

約数和(自身を除く): 16820986

約数列:

[1, 2, 7, 14, 17, 34, 119, 197, 238, 394, 433, 866, 1379, 2758, 3031, 3349, 6062, 6698, 7361, 14722, 23443, 46886, 51527, 85301, 103054, 170602, 597107, 1194214, 1450117, 2900234, 10150819, 20301638]

約数ペア:

[(1, 20301638), (2, 10150819), (7, 2900234), (14, 1450117), (17, 1194214), (34, 597107), (119, 170602), (197, 103054), (238, 85301), (394, 51527), (433, 46886), (866, 23443), (1379, 14722), (2758, 7361), (3031, 6698), (3349, 6062)]