18878976

素因数分解:

$2^9\times 3^2\times {\mathrm{17}}^1\times {\mathrm{241}}^1$

素因数の和:282

約数の個数: 120

約数和(自身を含む): 57930444

約数和(自身を除く): 39051468

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 64, 68, 72, 96, 102, 128, 136, 144, 153, 192, 204, 241, 256, 272, 288, 306, 384, 408, 482, 512, 544, 576, 612, 723, 768, 816, 964, 1088, 1152, 1224, 1446, 1536, 1632, 1928, 2169, 2176, 2304, 2448, 2892, 3264, 3856, 4097, 4338, 4352, 4608, 4896, 5784, 6528, 7712, 8194, 8676, 8704, 9792, 11568, 12291, 13056, 15424, 16388, 17352, 19584, 23136, 24582, 26112, 30848, 32776, 34704, 36873, 39168, 46272, 49164, 61696, 65552, 69408, 73746, 78336, 92544, 98328, 123392, 131104, 138816, 147492, 185088, 196656, 262208, 277632, 294984, 370176, 393312, 524416, 555264, 589968, 786624, 1048832, 1110528, 1179936, 1573248, 2097664, 2359872, 3146496, 4719744, 6292992, 9439488, 18878976]

約数ペア:

[(1, 18878976), (2, 9439488), (3, 6292992), (4, 4719744), (6, 3146496), (8, 2359872), (9, 2097664), (12, 1573248), (16, 1179936), (17, 1110528), (18, 1048832), (24, 786624), (32, 589968), (34, 555264), (36, 524416), (48, 393312), (51, 370176), (64, 294984), (68, 277632), (72, 262208), (96, 196656), (102, 185088), (128, 147492), (136, 138816), (144, 131104), (153, 123392), (192, 98328), (204, 92544), (241, 78336), (256, 73746), (272, 69408), (288, 65552), (306, 61696), (384, 49164), (408, 46272), (482, 39168), (512, 36873), (544, 34704), (576, 32776), (612, 30848), (723, 26112), (768, 24582), (816, 23136), (964, 19584), (1088, 17352), (1152, 16388), (1224, 15424), (1446, 13056), (1536, 12291), (1632, 11568), (1928, 9792), (2169, 8704), (2176, 8676), (2304, 8194), (2448, 7712), (2892, 6528), (3264, 5784), (3856, 4896), (4097, 4608), (4338, 4352)]