19265526

素因数分解:

$2^1\times 3^5\times 7^2\times {\mathrm{809}}^1$

素因数の和:840

約数の個数: 72

約数和(自身を含む): 50417640

約数和(自身を除く): 31152114

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 147, 162, 189, 243, 294, 378, 441, 486, 567, 809, 882, 1134, 1323, 1618, 1701, 2427, 2646, 3402, 3969, 4854, 5663, 7281, 7938, 11326, 11907, 14562, 16989, 21843, 23814, 33978, 39641, 43686, 50967, 65529, 79282, 101934, 118923, 131058, 152901, 196587, 237846, 305802, 356769, 393174, 458703, 713538, 917406, 1070307, 1376109, 2140614, 2752218, 3210921, 6421842, 9632763, 19265526]

約数ペア:

[(1, 19265526), (2, 9632763), (3, 6421842), (6, 3210921), (7, 2752218), (9, 2140614), (14, 1376109), (18, 1070307), (21, 917406), (27, 713538), (42, 458703), (49, 393174), (54, 356769), (63, 305802), (81, 237846), (98, 196587), (126, 152901), (147, 131058), (162, 118923), (189, 101934), (243, 79282), (294, 65529), (378, 50967), (441, 43686), (486, 39641), (567, 33978), (809, 23814), (882, 21843), (1134, 16989), (1323, 14562), (1618, 11907), (1701, 11326), (2427, 7938), (2646, 7281), (3402, 5663), (3969, 4854)]