18758064

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1307}}^1$

素因数の和:1354

約数の個数: 80

約数和(自身を含む): 54496512

約数和(自身を除く): 35738448

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 23, 24, 26, 39, 46, 48, 52, 69, 78, 92, 104, 138, 156, 184, 208, 276, 299, 312, 368, 552, 598, 624, 897, 1104, 1196, 1307, 1794, 2392, 2614, 3588, 3921, 4784, 5228, 7176, 7842, 10456, 14352, 15684, 16991, 20912, 30061, 31368, 33982, 50973, 60122, 62736, 67964, 90183, 101946, 120244, 135928, 180366, 203892, 240488, 271856, 360732, 390793, 407784, 480976, 721464, 781586, 815568, 1172379, 1442928, 1563172, 2344758, 3126344, 4689516, 6252688, 9379032, 18758064]

約数ペア:

[(1, 18758064), (2, 9379032), (3, 6252688), (4, 4689516), (6, 3126344), (8, 2344758), (12, 1563172), (13, 1442928), (16, 1172379), (23, 815568), (24, 781586), (26, 721464), (39, 480976), (46, 407784), (48, 390793), (52, 360732), (69, 271856), (78, 240488), (92, 203892), (104, 180366), (138, 135928), (156, 120244), (184, 101946), (208, 90183), (276, 67964), (299, 62736), (312, 60122), (368, 50973), (552, 33982), (598, 31368), (624, 30061), (897, 20912), (1104, 16991), (1196, 15684), (1307, 14352), (1794, 10456), (2392, 7842), (2614, 7176), (3588, 5228), (3921, 4784)]