1898494494

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1\times {\mathrm{1657}}^1$

素因数の和:2109

約数の個数: 64

約数和(自身を含む): 4212699456

約数和(自身を除く): 2314204962

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 222, 397, 481, 794, 962, 1191, 1443, 1657, 2382, 2886, 3314, 4971, 5161, 9942, 10322, 14689, 15483, 21541, 29378, 30966, 43082, 44067, 61309, 64623, 88134, 122618, 129246, 183927, 190957, 367854, 381914, 572871, 657829, 797017, 1145742, 1315658, 1594034, 1973487, 2391051, 3946974, 4782102, 8551777, 17103554, 24339673, 25655331, 48679346, 51310662, 73019019, 146038038, 316415749, 632831498, 949247247, 1898494494]

約数ペア:

[(1, 1898494494), (2, 949247247), (3, 632831498), (6, 316415749), (13, 146038038), (26, 73019019), (37, 51310662), (39, 48679346), (74, 25655331), (78, 24339673), (111, 17103554), (222, 8551777), (397, 4782102), (481, 3946974), (794, 2391051), (962, 1973487), (1191, 1594034), (1443, 1315658), (1657, 1145742), (2382, 797017), (2886, 657829), (3314, 572871), (4971, 381914), (5161, 367854), (9942, 190957), (10322, 183927), (14689, 129246), (15483, 122618), (21541, 88134), (29378, 64623), (30966, 61309), (43082, 44067)]