19315671724

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{727}}^1\times {\mathrm{1367}}^1$

素因数の和:2254

約数の個数: 48

約数和(自身を含む): 34968181248

約数和(自身を除く): 15652509524

約数列:

[1, 2, 4, 43, 86, 113, 172, 226, 452, 727, 1367, 1454, 2734, 2908, 4859, 5468, 9718, 19436, 31261, 58781, 62522, 82151, 117562, 125044, 154471, 164302, 235124, 308942, 328604, 617884, 993809, 1987618, 3532493, 3975236, 6642253, 7064986, 13284506, 14129972, 26569012, 42733787, 85467574, 112300417, 170935148, 224600834, 449201668, 4828917931, 9657835862, 19315671724]

約数ペア:

[(1, 19315671724), (2, 9657835862), (4, 4828917931), (43, 449201668), (86, 224600834), (113, 170935148), (172, 112300417), (226, 85467574), (452, 42733787), (727, 26569012), (1367, 14129972), (1454, 13284506), (2734, 7064986), (2908, 6642253), (4859, 3975236), (5468, 3532493), (9718, 1987618), (19436, 993809), (31261, 617884), (58781, 328604), (62522, 308942), (82151, 235124), (117562, 164302), (125044, 154471)]