18804086495

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{15493}}^1$

素因数の和:15755

約数の個数: 32

約数和(自身を含む): 24297071040

約数和(自身を除く): 5492984545

約数列:

[1, 5, 17, 85, 109, 131, 545, 655, 1853, 2227, 9265, 11135, 14279, 15493, 71395, 77465, 242743, 263381, 1213715, 1316905, 1688737, 2029583, 8443685, 10147915, 28708529, 34502911, 143542645, 172514555, 221224547, 1106122735, 3760817299, 18804086495]

約数ペア:

[(1, 18804086495), (5, 3760817299), (17, 1106122735), (85, 221224547), (109, 172514555), (131, 143542645), (545, 34502911), (655, 28708529), (1853, 10147915), (2227, 8443685), (9265, 2029583), (11135, 1688737), (14279, 1316905), (15493, 1213715), (71395, 263381), (77465, 242743)]