19769748

素因数分解:

$2^2\times 3^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 47355840

約数和(自身を除く): 27586092

約数列:

[1, 2, 3, 4, 6, 12, 89, 107, 173, 178, 214, 267, 321, 346, 356, 428, 519, 534, 642, 692, 1038, 1068, 1284, 2076, 9523, 15397, 18511, 19046, 28569, 30794, 37022, 38092, 46191, 55533, 57138, 61588, 74044, 92382, 111066, 114276, 184764, 222132, 1647479, 3294958, 4942437, 6589916, 9884874, 19769748]

約数ペア:

[(1, 19769748), (2, 9884874), (3, 6589916), (4, 4942437), (6, 3294958), (12, 1647479), (89, 222132), (107, 184764), (173, 114276), (178, 111066), (214, 92382), (267, 74044), (321, 61588), (346, 57138), (356, 55533), (428, 46191), (519, 38092), (534, 37022), (642, 30794), (692, 28569), (1038, 19046), (1068, 18511), (1284, 15397), (2076, 9523)]