18923968

素因数分解:

$2^6\times 7^1\times {\mathrm{53}}^1\times {\mathrm{797}}^1$

素因数の和:869

約数の個数: 56

約数和(自身を含む): 43781472

約数和(自身を除く): 24857504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 64, 106, 112, 212, 224, 371, 424, 448, 742, 797, 848, 1484, 1594, 1696, 2968, 3188, 3392, 5579, 5936, 6376, 11158, 11872, 12752, 22316, 23744, 25504, 42241, 44632, 51008, 84482, 89264, 168964, 178528, 295687, 337928, 357056, 591374, 675856, 1182748, 1351712, 2365496, 2703424, 4730992, 9461984, 18923968]

約数ペア:

[(1, 18923968), (2, 9461984), (4, 4730992), (7, 2703424), (8, 2365496), (14, 1351712), (16, 1182748), (28, 675856), (32, 591374), (53, 357056), (56, 337928), (64, 295687), (106, 178528), (112, 168964), (212, 89264), (224, 84482), (371, 51008), (424, 44632), (448, 42241), (742, 25504), (797, 23744), (848, 22316), (1484, 12752), (1594, 11872), (1696, 11158), (2968, 6376), (3188, 5936), (3392, 5579)]