18442980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{102461}}^1$

素因数の和:102476

約数の個数: 36

約数和(自身を含む): 55944252

約数和(自身を除く): 37501272

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 102461, 204922, 307383, 409844, 512305, 614766, 922149, 1024610, 1229532, 1536915, 1844298, 2049220, 3073830, 3688596, 4610745, 6147660, 9221490, 18442980]

約数ペア:

[(1, 18442980), (2, 9221490), (3, 6147660), (4, 4610745), (5, 3688596), (6, 3073830), (9, 2049220), (10, 1844298), (12, 1536915), (15, 1229532), (18, 1024610), (20, 922149), (30, 614766), (36, 512305), (45, 409844), (60, 307383), (90, 204922), (180, 102461)]