19618908

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2293}}^1$

素因数の和:2354

約数の個数: 48

約数和(自身を含む): 49330176

約数和(自身を除く): 29711268

約数列:

[1, 2, 3, 4, 6, 12, 23, 31, 46, 62, 69, 92, 93, 124, 138, 186, 276, 372, 713, 1426, 2139, 2293, 2852, 4278, 4586, 6879, 8556, 9172, 13758, 27516, 52739, 71083, 105478, 142166, 158217, 210956, 213249, 284332, 316434, 426498, 632868, 852996, 1634909, 3269818, 4904727, 6539636, 9809454, 19618908]

約数ペア:

[(1, 19618908), (2, 9809454), (3, 6539636), (4, 4904727), (6, 3269818), (12, 1634909), (23, 852996), (31, 632868), (46, 426498), (62, 316434), (69, 284332), (92, 213249), (93, 210956), (124, 158217), (138, 142166), (186, 105478), (276, 71083), (372, 52739), (713, 27516), (1426, 13758), (2139, 9172), (2293, 8556), (2852, 6879), (4278, 4586)]