18443398420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{48535259}}^1$

素因数の和:48535287

約数の個数: 24

約数和(自身を含む): 40769618400

約数和(自身を除く): 22326219980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 48535259, 97070518, 194141036, 242676295, 485352590, 922169921, 970705180, 1844339842, 3688679684, 4610849605, 9221699210, 18443398420]

約数ペア:

[(1, 18443398420), (2, 9221699210), (4, 4610849605), (5, 3688679684), (10, 1844339842), (19, 970705180), (20, 922169921), (38, 485352590), (76, 242676295), (95, 194141036), (190, 97070518), (380, 48535259)]