18635313

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 27417600

約数和(自身を除く): 8782287

約数列:

[1, 3, 23, 29, 67, 69, 87, 139, 201, 417, 667, 1541, 1943, 2001, 3197, 4031, 4623, 5829, 9313, 9591, 12093, 27939, 44689, 92713, 134067, 214199, 270077, 278139, 642597, 810231, 6211771, 18635313]

約数ペア:

[(1, 18635313), (3, 6211771), (23, 810231), (29, 642597), (67, 278139), (69, 270077), (87, 214199), (139, 134067), (201, 92713), (417, 44689), (667, 27939), (1541, 12093), (1943, 9591), (2001, 9313), (3197, 5829), (4031, 4623)]