20085296

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:187

約数の個数: 120

約数和(自身を含む): 52670736

約数和(自身を除く): 32585440

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 34, 44, 49, 56, 68, 77, 88, 98, 112, 119, 136, 137, 154, 176, 187, 196, 238, 272, 274, 308, 374, 392, 476, 539, 548, 616, 748, 784, 833, 952, 959, 1078, 1096, 1232, 1309, 1496, 1507, 1666, 1904, 1918, 2156, 2192, 2329, 2618, 2992, 3014, 3332, 3836, 4312, 4658, 5236, 6028, 6664, 6713, 7672, 8624, 9163, 9316, 10472, 10549, 12056, 13328, 13426, 15344, 16303, 18326, 18632, 20944, 21098, 24112, 25619, 26852, 32606, 36652, 37264, 42196, 51238, 53704, 65212, 73304, 73843, 84392, 102476, 107408, 114121, 130424, 146608, 147686, 168784, 179333, 204952, 228242, 260848, 295372, 358666, 409904, 456484, 590744, 717332, 912968, 1181488, 1255331, 1434664, 1825936, 2510662, 2869328, 5021324, 10042648, 20085296]

約数ペア:

[(1, 20085296), (2, 10042648), (4, 5021324), (7, 2869328), (8, 2510662), (11, 1825936), (14, 1434664), (16, 1255331), (17, 1181488), (22, 912968), (28, 717332), (34, 590744), (44, 456484), (49, 409904), (56, 358666), (68, 295372), (77, 260848), (88, 228242), (98, 204952), (112, 179333), (119, 168784), (136, 147686), (137, 146608), (154, 130424), (176, 114121), (187, 107408), (196, 102476), (238, 84392), (272, 73843), (274, 73304), (308, 65212), (374, 53704), (392, 51238), (476, 42196), (539, 37264), (548, 36652), (616, 32606), (748, 26852), (784, 25619), (833, 24112), (952, 21098), (959, 20944), (1078, 18632), (1096, 18326), (1232, 16303), (1309, 15344), (1496, 13426), (1507, 13328), (1666, 12056), (1904, 10549), (1918, 10472), (2156, 9316), (2192, 9163), (2329, 8624), (2618, 7672), (2992, 6713), (3014, 6664), (3332, 6028), (3836, 5236), (4312, 4658)]