18686039365

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{428137}}^1$

素因数の和:428221

約数の個数: 32

約数和(自身を含む): 27126823680

約数和(自身を除く): 8440784315

約数列:

[1, 5, 7, 29, 35, 43, 145, 203, 215, 301, 1015, 1247, 1505, 6235, 8729, 43645, 428137, 2140685, 2996959, 12415973, 14984795, 18409891, 62079865, 86911811, 92049455, 128869237, 434559055, 533886839, 644346185, 2669434195, 3737207873, 18686039365]

約数ペア:

[(1, 18686039365), (5, 3737207873), (7, 2669434195), (29, 644346185), (35, 533886839), (43, 434559055), (145, 128869237), (203, 92049455), (215, 86911811), (301, 62079865), (1015, 18409891), (1247, 14984795), (1505, 12415973), (6235, 2996959), (8729, 2140685), (43645, 428137)]