19354874

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7393}}^1$

素因数の和:7430

約数の個数: 32

約数和(自身を含む): 38330496

約数和(自身を除く): 18975622

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 187, 238, 374, 1309, 2618, 7393, 14786, 51751, 81323, 103502, 125681, 162646, 251362, 569261, 879767, 1138522, 1382491, 1759534, 2764982, 9677437, 19354874]

約数ペア:

[(1, 19354874), (2, 9677437), (7, 2764982), (11, 1759534), (14, 1382491), (17, 1138522), (22, 879767), (34, 569261), (77, 251362), (119, 162646), (154, 125681), (187, 103502), (238, 81323), (374, 51751), (1309, 14786), (2618, 7393)]