20403777434

素因数分解:

$2^1\times {\mathrm{17}}^3\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{659}}^1$

素因数の和:872

約数の個数: 64

約数和(自身を含む): 34231507200

約数和(自身を除く): 13827729766

約数列:

[1, 2, 17, 23, 34, 46, 137, 274, 289, 391, 578, 659, 782, 1318, 2329, 3151, 4658, 4913, 6302, 6647, 9826, 11203, 13294, 15157, 22406, 30314, 39593, 53567, 79186, 90283, 107134, 112999, 180566, 190451, 225998, 257669, 380902, 515338, 673081, 910639, 1346162, 1534811, 1821278, 2076509, 3069622, 3237667, 4153018, 4380373, 6475334, 8760746, 15480863, 26091787, 30961726, 35300653, 52183574, 70601306, 74466341, 148932682, 443560379, 600111101, 887120758, 1200222202, 10201888717, 20403777434]

約数ペア:

[(1, 20403777434), (2, 10201888717), (17, 1200222202), (23, 887120758), (34, 600111101), (46, 443560379), (137, 148932682), (274, 74466341), (289, 70601306), (391, 52183574), (578, 35300653), (659, 30961726), (782, 26091787), (1318, 15480863), (2329, 8760746), (3151, 6475334), (4658, 4380373), (4913, 4153018), (6302, 3237667), (6647, 3069622), (9826, 2076509), (11203, 1821278), (13294, 1534811), (15157, 1346162), (22406, 910639), (30314, 673081), (39593, 515338), (53567, 380902), (79186, 257669), (90283, 225998), (107134, 190451), (112999, 180566)]