19924278

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:293

約数の個数: 64

約数和(自身を含む): 45964800

約数和(自身を除く): 26040522

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 41, 66, 74, 82, 111, 123, 199, 222, 246, 398, 407, 451, 597, 814, 902, 1194, 1221, 1353, 1517, 2189, 2442, 2706, 3034, 4378, 4551, 6567, 7363, 8159, 9102, 13134, 14726, 16318, 16687, 22089, 24477, 33374, 44178, 48954, 50061, 80993, 89749, 100122, 161986, 179498, 242979, 269247, 301883, 485958, 538494, 603766, 905649, 1811298, 3320713, 6641426, 9962139, 19924278]

約数ペア:

[(1, 19924278), (2, 9962139), (3, 6641426), (6, 3320713), (11, 1811298), (22, 905649), (33, 603766), (37, 538494), (41, 485958), (66, 301883), (74, 269247), (82, 242979), (111, 179498), (123, 161986), (199, 100122), (222, 89749), (246, 80993), (398, 50061), (407, 48954), (451, 44178), (597, 33374), (814, 24477), (902, 22089), (1194, 16687), (1221, 16318), (1353, 14726), (1517, 13134), (2189, 9102), (2442, 8159), (2706, 7363), (3034, 6567), (4378, 4551)]