18680455905

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4637}}^1\times {\mathrm{11677}}^1$

素因数の和:16345

約数の個数: 32

約数和(自身を含む): 31197636864

約数和(自身を除く): 12517180959

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 4637, 11677, 13911, 23185, 35031, 58385, 69555, 106651, 175155, 268571, 319953, 533255, 805713, 1342855, 1599765, 4028565, 54146249, 162438747, 270731245, 812193735, 1245363727, 3736091181, 6226818635, 18680455905]

約数ペア:

[(1, 18680455905), (3, 6226818635), (5, 3736091181), (15, 1245363727), (23, 812193735), (69, 270731245), (115, 162438747), (345, 54146249), (4637, 4028565), (11677, 1599765), (13911, 1342855), (23185, 805713), (35031, 533255), (58385, 319953), (69555, 268571), (106651, 175155)]