18745146

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:476

約数の個数: 72

約数和(自身を含む): 48256884

約数和(自身を除く): 29511738

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 53, 63, 98, 106, 126, 147, 159, 294, 318, 371, 401, 441, 477, 742, 802, 882, 954, 1113, 1203, 2226, 2406, 2597, 2807, 3339, 3609, 5194, 5614, 6678, 7218, 7791, 8421, 15582, 16842, 19649, 21253, 23373, 25263, 39298, 42506, 46746, 50526, 58947, 63759, 117894, 127518, 148771, 176841, 191277, 297542, 353682, 382554, 446313, 892626, 1041397, 1338939, 2082794, 2677878, 3124191, 6248382, 9372573, 18745146]

約数ペア:

[(1, 18745146), (2, 9372573), (3, 6248382), (6, 3124191), (7, 2677878), (9, 2082794), (14, 1338939), (18, 1041397), (21, 892626), (42, 446313), (49, 382554), (53, 353682), (63, 297542), (98, 191277), (106, 176841), (126, 148771), (147, 127518), (159, 117894), (294, 63759), (318, 58947), (371, 50526), (401, 46746), (441, 42506), (477, 39298), (742, 25263), (802, 23373), (882, 21253), (954, 19649), (1113, 16842), (1203, 15582), (2226, 8421), (2406, 7791), (2597, 7218), (2807, 6678), (3339, 5614), (3609, 5194)]