18298735

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{307}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 27320832

約数和(自身を除く): 9022097

約数列:

[1, 5, 7, 13, 35, 65, 91, 131, 307, 455, 655, 917, 1535, 1703, 2149, 3991, 4585, 8515, 10745, 11921, 19955, 27937, 40217, 59605, 139685, 201085, 281519, 522821, 1407595, 2614105, 3659747, 18298735]

約数ペア:

[(1, 18298735), (5, 3659747), (7, 2614105), (13, 1407595), (35, 522821), (65, 281519), (91, 201085), (131, 139685), (307, 59605), (455, 40217), (655, 27937), (917, 19955), (1535, 11921), (1703, 10745), (2149, 8515), (3991, 4585)]