2017880179

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{641}}^1$

素因数の和:931

約数の個数: 32

約数和(自身を含む): 2425835520

約数和(自身を除く): 407955341

約数列:

[1, 7, 31, 89, 163, 217, 623, 641, 1141, 2759, 4487, 5053, 14507, 19313, 19871, 35371, 57049, 101549, 104483, 139097, 399343, 449717, 731381, 1768519, 3148019, 3238973, 9298987, 12379633, 22672811, 65092909, 288268597, 2017880179]

約数ペア:

[(1, 2017880179), (7, 288268597), (31, 65092909), (89, 22672811), (163, 12379633), (217, 9298987), (623, 3238973), (641, 3148019), (1141, 1768519), (2759, 731381), (4487, 449717), (5053, 399343), (14507, 139097), (19313, 104483), (19871, 101549), (35371, 57049)]