19107333

素因数分解:

$3^5\times 7^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 33546240

約数和(自身を除く): 14438907

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 141, 189, 239, 243, 329, 423, 567, 717, 987, 1269, 1673, 1701, 2151, 2961, 3807, 5019, 6453, 8883, 11233, 11421, 15057, 19359, 26649, 33699, 45171, 58077, 78631, 79947, 101097, 135513, 235893, 303291, 406539, 707679, 909873, 2123037, 2729619, 6369111, 19107333]

約数ペア:

[(1, 19107333), (3, 6369111), (7, 2729619), (9, 2123037), (21, 909873), (27, 707679), (47, 406539), (63, 303291), (81, 235893), (141, 135513), (189, 101097), (239, 79947), (243, 78631), (329, 58077), (423, 45171), (567, 33699), (717, 26649), (987, 19359), (1269, 15057), (1673, 11421), (1701, 11233), (2151, 8883), (2961, 6453), (3807, 5019)]