18888716

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{8761}}^1$

素因数の和:8790

約数の個数: 36

約数和(自身を含む): 41952456

約数和(自身を除く): 23063740

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 8761, 17522, 35044, 61327, 96371, 122654, 192742, 245308, 385484, 429289, 674597, 858578, 1349194, 1717156, 2698388, 4722179, 9444358, 18888716]

約数ペア:

[(1, 18888716), (2, 9444358), (4, 4722179), (7, 2698388), (11, 1717156), (14, 1349194), (22, 858578), (28, 674597), (44, 429289), (49, 385484), (77, 245308), (98, 192742), (154, 122654), (196, 96371), (308, 61327), (539, 35044), (1078, 17522), (2156, 8761)]