19344012

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{643}}^1$

素因数の和:782

約数の個数: 48

約数和(自身を含む): 47604480

約数和(自身を除く): 28260468

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 109, 138, 218, 276, 327, 436, 643, 654, 1286, 1308, 1929, 2507, 2572, 3858, 5014, 7521, 7716, 10028, 14789, 15042, 29578, 30084, 44367, 59156, 70087, 88734, 140174, 177468, 210261, 280348, 420522, 841044, 1612001, 3224002, 4836003, 6448004, 9672006, 19344012]

約数ペア:

[(1, 19344012), (2, 9672006), (3, 6448004), (4, 4836003), (6, 3224002), (12, 1612001), (23, 841044), (46, 420522), (69, 280348), (92, 210261), (109, 177468), (138, 140174), (218, 88734), (276, 70087), (327, 59156), (436, 44367), (643, 30084), (654, 29578), (1286, 15042), (1308, 14789), (1929, 10028), (2507, 7716), (2572, 7521), (3858, 5014)]