20191547565

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{151537}}^1$

素因数の和:151608

約数の個数: 80

約数和(自身を含む): 42246369792

約数和(自身を除く): 22054822227

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 47, 63, 81, 105, 135, 141, 189, 235, 315, 329, 405, 423, 567, 705, 945, 987, 1269, 1645, 2115, 2835, 2961, 3807, 4935, 6345, 8883, 14805, 19035, 26649, 44415, 133245, 151537, 454611, 757685, 1060759, 1363833, 2273055, 3182277, 4091499, 5303795, 6819165, 7122239, 9546831, 12274497, 15911385, 20457495, 21366717, 28640493, 35611195, 47734155, 49855673, 61372485, 64100151, 85921479, 106833585, 143202465, 149567019, 192300453, 249278365, 320500755, 429607395, 448701057, 576901359, 747835095, 961502265, 1346103171, 2243505285, 2884506795, 4038309513, 6730515855, 20191547565]

約数ペア:

[(1, 20191547565), (3, 6730515855), (5, 4038309513), (7, 2884506795), (9, 2243505285), (15, 1346103171), (21, 961502265), (27, 747835095), (35, 576901359), (45, 448701057), (47, 429607395), (63, 320500755), (81, 249278365), (105, 192300453), (135, 149567019), (141, 143202465), (189, 106833585), (235, 85921479), (315, 64100151), (329, 61372485), (405, 49855673), (423, 47734155), (567, 35611195), (705, 28640493), (945, 21366717), (987, 20457495), (1269, 15911385), (1645, 12274497), (2115, 9546831), (2835, 7122239), (2961, 6819165), (3807, 5303795), (4935, 4091499), (6345, 3182277), (8883, 2273055), (14805, 1363833), (19035, 1060759), (26649, 757685), (44415, 454611), (133245, 151537)]