2013263788

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:455

約数の個数: 72

約数和(自身を含む): 3836639520

約数和(自身を除く): 1823375732

約数列:

[1, 2, 4, 19, 38, 71, 73, 76, 142, 146, 269, 284, 292, 361, 538, 722, 1076, 1349, 1387, 1444, 2698, 2774, 5111, 5183, 5396, 5548, 10222, 10366, 19099, 19637, 20444, 20732, 25631, 26353, 38198, 39274, 51262, 52706, 76396, 78548, 97109, 98477, 102524, 105412, 194218, 196954, 362881, 373103, 388436, 393908, 725762, 746206, 1394227, 1451524, 1492412, 1871063, 2788454, 3742126, 5576908, 6894739, 7088957, 7484252, 13789478, 14177914, 26490313, 27578956, 28355828, 52980626, 105961252, 503315947, 1006631894, 2013263788]

約数ペア:

[(1, 2013263788), (2, 1006631894), (4, 503315947), (19, 105961252), (38, 52980626), (71, 28355828), (73, 27578956), (76, 26490313), (142, 14177914), (146, 13789478), (269, 7484252), (284, 7088957), (292, 6894739), (361, 5576908), (538, 3742126), (722, 2788454), (1076, 1871063), (1349, 1492412), (1387, 1451524), (1444, 1394227), (2698, 746206), (2774, 725762), (5111, 393908), (5183, 388436), (5396, 373103), (5548, 362881), (10222, 196954), (10366, 194218), (19099, 105412), (19637, 102524), (20444, 98477), (20732, 97109), (25631, 78548), (26353, 76396), (38198, 52706), (39274, 51262)]