19606522

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:370

約数の個数: 32

約数和(自身を含む): 33037200

約数和(自身を除く): 13430678

約数列:

[1, 2, 13, 26, 37, 74, 89, 178, 229, 458, 481, 962, 1157, 2314, 2977, 3293, 5954, 6586, 8473, 16946, 20381, 40762, 42809, 85618, 110149, 220298, 264953, 529906, 754097, 1508194, 9803261, 19606522]

約数ペア:

[(1, 19606522), (2, 9803261), (13, 1508194), (26, 754097), (37, 529906), (74, 264953), (89, 220298), (178, 110149), (229, 85618), (458, 42809), (481, 40762), (962, 20381), (1157, 16946), (2314, 8473), (2977, 6586), (3293, 5954)]