18316158

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{3329}}^1$

素因数の和:3472

約数の個数: 32

約数和(自身を含む): 42197760

約数和(自身を除く): 23881602

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 131, 262, 393, 786, 917, 1834, 2751, 3329, 5502, 6658, 9987, 19974, 23303, 46606, 69909, 139818, 436099, 872198, 1308297, 2616594, 3052693, 6105386, 9158079, 18316158]

約数ペア:

[(1, 18316158), (2, 9158079), (3, 6105386), (6, 3052693), (7, 2616594), (14, 1308297), (21, 872198), (42, 436099), (131, 139818), (262, 69909), (393, 46606), (786, 23303), (917, 19974), (1834, 9987), (2751, 6658), (3329, 5502)]