19946388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21587}}^1$

素因数の和:21612

約数の個数: 48

約数和(自身を含む): 58028544

約数和(自身を除く): 38082156

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 21587, 43174, 64761, 86348, 129522, 151109, 237457, 259044, 302218, 453327, 474914, 604436, 712371, 906654, 949828, 1424742, 1662199, 1813308, 2849484, 3324398, 4986597, 6648796, 9973194, 19946388]

約数ペア:

[(1, 19946388), (2, 9973194), (3, 6648796), (4, 4986597), (6, 3324398), (7, 2849484), (11, 1813308), (12, 1662199), (14, 1424742), (21, 949828), (22, 906654), (28, 712371), (33, 604436), (42, 474914), (44, 453327), (66, 302218), (77, 259044), (84, 237457), (132, 151109), (154, 129522), (231, 86348), (308, 64761), (462, 43174), (924, 21587)]