19747062

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{823}}^1$

素因数の和:905

約数の個数: 48

約数和(自身を含む): 45247488

約数和(自身を除く): 25500426

約数列:

[1, 2, 3, 6, 9, 18, 31, 43, 62, 86, 93, 129, 186, 258, 279, 387, 558, 774, 823, 1333, 1646, 2469, 2666, 3999, 4938, 7407, 7998, 11997, 14814, 23994, 25513, 35389, 51026, 70778, 76539, 106167, 153078, 212334, 229617, 318501, 459234, 637002, 1097059, 2194118, 3291177, 6582354, 9873531, 19747062]

約数ペア:

[(1, 19747062), (2, 9873531), (3, 6582354), (6, 3291177), (9, 2194118), (18, 1097059), (31, 637002), (43, 459234), (62, 318501), (86, 229617), (93, 212334), (129, 153078), (186, 106167), (258, 76539), (279, 70778), (387, 51026), (558, 35389), (774, 25513), (823, 23994), (1333, 14814), (1646, 11997), (2469, 7998), (2666, 7407), (3999, 4938)]