19487754

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:212

約数の個数: 96

約数和(自身を含む): 50791104

約数和(自身を除く): 31303350

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 67, 78, 99, 113, 117, 134, 143, 198, 201, 226, 234, 286, 339, 402, 429, 603, 678, 737, 858, 871, 1017, 1206, 1243, 1287, 1469, 1474, 1742, 2034, 2211, 2486, 2574, 2613, 2938, 3729, 4407, 4422, 5226, 6633, 7458, 7571, 7839, 8814, 9581, 11187, 13221, 13266, 15142, 15678, 16159, 19162, 22374, 22713, 26442, 28743, 32318, 45426, 48477, 57486, 68139, 83281, 86229, 96954, 98423, 136278, 145431, 166562, 172458, 196846, 249843, 290862, 295269, 499686, 590538, 749529, 885807, 1082653, 1499058, 1771614, 2165306, 3247959, 6495918, 9743877, 19487754]

約数ペア:

[(1, 19487754), (2, 9743877), (3, 6495918), (6, 3247959), (9, 2165306), (11, 1771614), (13, 1499058), (18, 1082653), (22, 885807), (26, 749529), (33, 590538), (39, 499686), (66, 295269), (67, 290862), (78, 249843), (99, 196846), (113, 172458), (117, 166562), (134, 145431), (143, 136278), (198, 98423), (201, 96954), (226, 86229), (234, 83281), (286, 68139), (339, 57486), (402, 48477), (429, 45426), (603, 32318), (678, 28743), (737, 26442), (858, 22713), (871, 22374), (1017, 19162), (1206, 16159), (1243, 15678), (1287, 15142), (1469, 13266), (1474, 13221), (1742, 11187), (2034, 9581), (2211, 8814), (2486, 7839), (2574, 7571), (2613, 7458), (2938, 6633), (3729, 5226), (4407, 4422)]