19319565

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{317}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 32970240

約数和(自身を除く): 13650675

約数列:

[1, 3, 5, 15, 17, 51, 85, 239, 255, 317, 717, 951, 1195, 1585, 3585, 4063, 4755, 5389, 12189, 16167, 20315, 26945, 60945, 75763, 80835, 227289, 378815, 1136445, 1287971, 3863913, 6439855, 19319565]

約数ペア:

[(1, 19319565), (3, 6439855), (5, 3863913), (15, 1287971), (17, 1136445), (51, 378815), (85, 227289), (239, 80835), (255, 75763), (317, 60945), (717, 26945), (951, 20315), (1195, 16167), (1585, 12189), (3585, 5389), (4063, 4755)]