9904004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 20030976

約数和(自身を除く): 10126972

約数列:

[1, 2, 4, 11, 22, 31, 44, 53, 62, 106, 124, 137, 212, 274, 341, 548, 583, 682, 1166, 1364, 1507, 1643, 2332, 3014, 3286, 4247, 6028, 6572, 7261, 8494, 14522, 16988, 18073, 29044, 36146, 46717, 72292, 79871, 93434, 159742, 186868, 225091, 319484, 450182, 900364, 2476001, 4952002, 9904004]

約数ペア:

[(1, 9904004), (2, 4952002), (4, 2476001), (11, 900364), (22, 450182), (31, 319484), (44, 225091), (53, 186868), (62, 159742), (106, 93434), (124, 79871), (137, 72292), (212, 46717), (274, 36146), (341, 29044), (548, 18073), (583, 16988), (682, 14522), (1166, 8494), (1364, 7261), (1507, 6572), (1643, 6028), (2332, 4247), (3014, 3286)]