18702999055

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3371}}^1\times {\mathrm{5021}}^1$

素因数の和:8427

約数の個数: 32

約数和(自身を含む): 25604486208

約数和(自身を除く): 6901487153

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 3371, 5021, 16855, 25105, 43823, 57307, 65273, 85357, 219115, 286535, 326365, 426785, 744991, 1109641, 3724955, 5548205, 16925791, 84628955, 220035283, 287738447, 1100176415, 1438692235, 3740599811, 18702999055]

約数ペア:

[(1, 18702999055), (5, 3740599811), (13, 1438692235), (17, 1100176415), (65, 287738447), (85, 220035283), (221, 84628955), (1105, 16925791), (3371, 5548205), (5021, 3724955), (16855, 1109641), (25105, 744991), (43823, 426785), (57307, 326365), (65273, 286535), (85357, 219115)]