1820991984

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{5419619}}^1$

素因数の和:5419637

約数の個数: 40

約数和(自身を含む): 5376263040

約数和(自身を除く): 3555271056

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 5419619, 10839238, 16258857, 21678476, 32517714, 37937333, 43356952, 65035428, 75874666, 86713904, 113811999, 130070856, 151749332, 227623998, 260141712, 303498664, 455247996, 606997328, 910495992, 1820991984]

約数ペア:

[(1, 1820991984), (2, 910495992), (3, 606997328), (4, 455247996), (6, 303498664), (7, 260141712), (8, 227623998), (12, 151749332), (14, 130070856), (16, 113811999), (21, 86713904), (24, 75874666), (28, 65035428), (42, 43356952), (48, 37937333), (56, 32517714), (84, 21678476), (112, 16258857), (168, 10839238), (336, 5419619)]