2019944979

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{64661}}^1$

素因数の和:64772

約数の個数: 32

約数和(自身を含む): 3258964800

約数和(自身を除く): 1239019821

約数列:

[1, 3, 9, 13, 27, 39, 89, 117, 267, 351, 801, 1157, 2403, 3471, 10413, 31239, 64661, 193983, 581949, 840593, 1745847, 2521779, 5754829, 7565337, 17264487, 22696011, 51793461, 74812777, 155380383, 224438331, 673314993, 2019944979]

約数ペア:

[(1, 2019944979), (3, 673314993), (9, 224438331), (13, 155380383), (27, 74812777), (39, 51793461), (89, 22696011), (117, 17264487), (267, 7565337), (351, 5754829), (801, 2521779), (1157, 1745847), (2403, 840593), (3471, 581949), (10413, 193983), (31239, 64661)]