20115721404

素因数分解:

$2^2\times 3^2\times {\mathrm{373}}^1\times {\mathrm{1031}}^1\times {\mathrm{1453}}^1$

素因数の和:2867

約数の個数: 72

約数和(自身を含む): 51068969952

約数和(自身を除く): 30953248548

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 373, 746, 1031, 1119, 1453, 1492, 2062, 2238, 2906, 3093, 3357, 4124, 4359, 4476, 5812, 6186, 6714, 8718, 9279, 12372, 13077, 13428, 17436, 18558, 26154, 37116, 52308, 384563, 541969, 769126, 1083938, 1153689, 1498043, 1538252, 1625907, 2167876, 2307378, 2996086, 3251814, 3461067, 4494129, 4614756, 4877721, 5992172, 6503628, 6922134, 8988258, 9755442, 13482387, 13844268, 17976516, 19510884, 26964774, 53929548, 558770039, 1117540078, 1676310117, 2235080156, 3352620234, 5028930351, 6705240468, 10057860702, 20115721404]

約数ペア:

[(1, 20115721404), (2, 10057860702), (3, 6705240468), (4, 5028930351), (6, 3352620234), (9, 2235080156), (12, 1676310117), (18, 1117540078), (36, 558770039), (373, 53929548), (746, 26964774), (1031, 19510884), (1119, 17976516), (1453, 13844268), (1492, 13482387), (2062, 9755442), (2238, 8988258), (2906, 6922134), (3093, 6503628), (3357, 5992172), (4124, 4877721), (4359, 4614756), (4476, 4494129), (5812, 3461067), (6186, 3251814), (6714, 2996086), (8718, 2307378), (9279, 2167876), (12372, 1625907), (13077, 1538252), (13428, 1498043), (17436, 1153689), (18558, 1083938), (26154, 769126), (37116, 541969), (52308, 384563)]