208048788

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^2\times {\mathrm{19997}}^1$

素因数の和:20041

約数の個数: 54

約数和(自身を含む): 558684126

約数和(自身を除く): 350635338

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 289, 306, 578, 612, 867, 1156, 1734, 2601, 3468, 5202, 10404, 19997, 39994, 59991, 79988, 119982, 179973, 239964, 339949, 359946, 679898, 719892, 1019847, 1359796, 2039694, 3059541, 4079388, 5779133, 6119082, 11558266, 12238164, 17337399, 23116532, 34674798, 52012197, 69349596, 104024394, 208048788]

約数ペア:

[(1, 208048788), (2, 104024394), (3, 69349596), (4, 52012197), (6, 34674798), (9, 23116532), (12, 17337399), (17, 12238164), (18, 11558266), (34, 6119082), (36, 5779133), (51, 4079388), (68, 3059541), (102, 2039694), (153, 1359796), (204, 1019847), (289, 719892), (306, 679898), (578, 359946), (612, 339949), (867, 239964), (1156, 179973), (1734, 119982), (2601, 79988), (3468, 59991), (5202, 39994), (10404, 19997)]