209345914

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2503}}^1$

素因数の和:2626

約数の個数: 32

約数和(自身を含む): 346152960

約数和(自身を除く): 136807046

約数列:

[1, 2, 19, 31, 38, 62, 71, 142, 589, 1178, 1349, 2201, 2503, 2698, 4402, 5006, 41819, 47557, 77593, 83638, 95114, 155186, 177713, 355426, 1474267, 2948534, 3376547, 5509103, 6753094, 11018206, 104672957, 209345914]

約数ペア:

[(1, 209345914), (2, 104672957), (19, 11018206), (31, 6753094), (38, 5509103), (62, 3376547), (71, 2948534), (142, 1474267), (589, 355426), (1178, 177713), (1349, 155186), (2201, 95114), (2503, 83638), (2698, 77593), (4402, 47557), (5006, 41819)]