19004879065

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{463}}^1\times {\mathrm{1933}}^1$

素因数の和:2569

約数の個数: 32

約数和(自身を含む): 23776874496

約数和(自身を除く): 4771995431

約数列:

[1, 5, 31, 137, 155, 463, 685, 1933, 2315, 4247, 9665, 14353, 21235, 59923, 63431, 71765, 264821, 299615, 317155, 894979, 1324105, 1966361, 4474895, 8209451, 9831805, 27744349, 41047255, 122612123, 138721745, 613060615, 3800975813, 19004879065]

約数ペア:

[(1, 19004879065), (5, 3800975813), (31, 613060615), (137, 138721745), (155, 122612123), (463, 41047255), (685, 27744349), (1933, 9831805), (2315, 8209451), (4247, 4474895), (9665, 1966361), (14353, 1324105), (21235, 894979), (59923, 317155), (63431, 299615), (71765, 264821)]