18964374

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2$

素因数の和:114

約数の個数: 96

約数和(自身を含む): 48045312

約数和(自身を除く): 29080938

約数列:

[1, 2, 3, 6, 11, 13, 22, 23, 26, 31, 33, 39, 46, 62, 66, 69, 78, 93, 138, 143, 186, 253, 286, 299, 341, 403, 429, 506, 598, 682, 713, 759, 806, 858, 897, 961, 1023, 1209, 1426, 1518, 1794, 1922, 2046, 2139, 2418, 2883, 3289, 4278, 4433, 5766, 6578, 7843, 8866, 9269, 9867, 10571, 12493, 13299, 15686, 18538, 19734, 21142, 22103, 23529, 24986, 26598, 27807, 31713, 37479, 44206, 47058, 55614, 63426, 66309, 74958, 101959, 132618, 137423, 203918, 243133, 274846, 287339, 305877, 412269, 486266, 574678, 611754, 729399, 824538, 862017, 1458798, 1724034, 3160729, 6321458, 9482187, 18964374]

約数ペア:

[(1, 18964374), (2, 9482187), (3, 6321458), (6, 3160729), (11, 1724034), (13, 1458798), (22, 862017), (23, 824538), (26, 729399), (31, 611754), (33, 574678), (39, 486266), (46, 412269), (62, 305877), (66, 287339), (69, 274846), (78, 243133), (93, 203918), (138, 137423), (143, 132618), (186, 101959), (253, 74958), (286, 66309), (299, 63426), (341, 55614), (403, 47058), (429, 44206), (506, 37479), (598, 31713), (682, 27807), (713, 26598), (759, 24986), (806, 23529), (858, 22103), (897, 21142), (961, 19734), (1023, 18538), (1209, 15686), (1426, 13299), (1518, 12493), (1794, 10571), (1922, 9867), (2046, 9269), (2139, 8866), (2418, 7843), (2883, 6578), (3289, 5766), (4278, 4433)]