395983028

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{20117}}^1$

素因数の和:20184

約数の個数: 48

約数和(自身を含む): 856222080

約数和(自身を除く): 460239052

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 74, 76, 133, 148, 259, 266, 518, 532, 703, 1036, 1406, 2812, 4921, 9842, 19684, 20117, 40234, 80468, 140819, 281638, 382223, 563276, 744329, 764446, 1488658, 1528892, 2675561, 2977316, 5210303, 5351122, 10420606, 10702244, 14142251, 20841212, 28284502, 56569004, 98995757, 197991514, 395983028]

約数ペア:

[(1, 395983028), (2, 197991514), (4, 98995757), (7, 56569004), (14, 28284502), (19, 20841212), (28, 14142251), (37, 10702244), (38, 10420606), (74, 5351122), (76, 5210303), (133, 2977316), (148, 2675561), (259, 1528892), (266, 1488658), (518, 764446), (532, 744329), (703, 563276), (1036, 382223), (1406, 281638), (2812, 140819), (4921, 80468), (9842, 40234), (19684, 20117)]