18381454

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{457}}^1$

素因数の和:509

約数の個数: 48

約数和(自身を含む): 36207648

約数和(自身を除く): 17826194

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 169, 182, 221, 238, 338, 442, 457, 914, 1183, 1547, 2366, 2873, 3094, 3199, 5746, 5941, 6398, 7769, 11882, 15538, 20111, 40222, 41587, 54383, 77233, 83174, 100997, 108766, 154466, 201994, 540631, 706979, 1081262, 1312961, 1413958, 2625922, 9190727, 18381454]

約数ペア:

[(1, 18381454), (2, 9190727), (7, 2625922), (13, 1413958), (14, 1312961), (17, 1081262), (26, 706979), (34, 540631), (91, 201994), (119, 154466), (169, 108766), (182, 100997), (221, 83174), (238, 77233), (338, 54383), (442, 41587), (457, 40222), (914, 20111), (1183, 15538), (1547, 11882), (2366, 7769), (2873, 6398), (3094, 5941), (3199, 5746)]