20145547009

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1\times {\mathrm{12119}}^1$

素因数の和:12433

約数の個数: 32

約数和(自身を含む): 24887692800

約数和(自身を除く): 4742145791

約数列:

[1, 7, 17, 61, 119, 229, 427, 1037, 1603, 3893, 7259, 12119, 13969, 27251, 84833, 97783, 206023, 237473, 739259, 1442161, 1662311, 2775251, 5174813, 12567403, 19426757, 47179267, 87971821, 169290311, 330254869, 1185032177, 2877935287, 20145547009]

約数ペア:

[(1, 20145547009), (7, 2877935287), (17, 1185032177), (61, 330254869), (119, 169290311), (229, 87971821), (427, 47179267), (1037, 19426757), (1603, 12567403), (3893, 5174813), (7259, 2775251), (12119, 1662311), (13969, 1442161), (27251, 739259), (84833, 237473), (97783, 206023)]