18865062

素因数分解:

$2^1\times 3^7\times {\mathrm{19}}^1\times {\mathrm{227}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 44870400

約数和(自身を除く): 26005338

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 227, 243, 342, 454, 486, 513, 681, 729, 1026, 1362, 1458, 1539, 2043, 2187, 3078, 4086, 4313, 4374, 4617, 6129, 8626, 9234, 12258, 12939, 13851, 18387, 25878, 27702, 36774, 38817, 41553, 55161, 77634, 83106, 110322, 116451, 165483, 232902, 330966, 349353, 496449, 698706, 992898, 1048059, 2096118, 3144177, 6288354, 9432531, 18865062]

約数ペア:

[(1, 18865062), (2, 9432531), (3, 6288354), (6, 3144177), (9, 2096118), (18, 1048059), (19, 992898), (27, 698706), (38, 496449), (54, 349353), (57, 330966), (81, 232902), (114, 165483), (162, 116451), (171, 110322), (227, 83106), (243, 77634), (342, 55161), (454, 41553), (486, 38817), (513, 36774), (681, 27702), (729, 25878), (1026, 18387), (1362, 13851), (1458, 12939), (1539, 12258), (2043, 9234), (2187, 8626), (3078, 6129), (4086, 4617), (4313, 4374)]