19559772

素因数分解:

$2^2\times 3^3\times {\mathrm{61}}^1\times {\mathrm{2969}}^1$

素因数の和:3043

約数の個数: 48

約数和(自身を含む): 51559200

約数和(自身を除く): 31999428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 61, 108, 122, 183, 244, 366, 549, 732, 1098, 1647, 2196, 2969, 3294, 5938, 6588, 8907, 11876, 17814, 26721, 35628, 53442, 80163, 106884, 160326, 181109, 320652, 362218, 543327, 724436, 1086654, 1629981, 2173308, 3259962, 4889943, 6519924, 9779886, 19559772]

約数ペア:

[(1, 19559772), (2, 9779886), (3, 6519924), (4, 4889943), (6, 3259962), (9, 2173308), (12, 1629981), (18, 1086654), (27, 724436), (36, 543327), (54, 362218), (61, 320652), (108, 181109), (122, 160326), (183, 106884), (244, 80163), (366, 53442), (549, 35628), (732, 26721), (1098, 17814), (1647, 11876), (2196, 8907), (2969, 6588), (3294, 5938)]