20941824

素因数分解:

$2^{10}\times 3^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1$

素因数の和:441

約数の個数: 88

約数和(自身を含む): 59248368

約数和(自身を除く): 38306544

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 128, 136, 192, 204, 256, 272, 384, 401, 408, 512, 544, 768, 802, 816, 1024, 1088, 1203, 1536, 1604, 1632, 2176, 2406, 3072, 3208, 3264, 4352, 4812, 6416, 6528, 6817, 8704, 9624, 12832, 13056, 13634, 17408, 19248, 20451, 25664, 26112, 27268, 38496, 40902, 51328, 52224, 54536, 76992, 81804, 102656, 109072, 153984, 163608, 205312, 218144, 307968, 327216, 410624, 436288, 615936, 654432, 872576, 1231872, 1308864, 1745152, 2617728, 3490304, 5235456, 6980608, 10470912, 20941824]

約数ペア:

[(1, 20941824), (2, 10470912), (3, 6980608), (4, 5235456), (6, 3490304), (8, 2617728), (12, 1745152), (16, 1308864), (17, 1231872), (24, 872576), (32, 654432), (34, 615936), (48, 436288), (51, 410624), (64, 327216), (68, 307968), (96, 218144), (102, 205312), (128, 163608), (136, 153984), (192, 109072), (204, 102656), (256, 81804), (272, 76992), (384, 54536), (401, 52224), (408, 51328), (512, 40902), (544, 38496), (768, 27268), (802, 26112), (816, 25664), (1024, 20451), (1088, 19248), (1203, 17408), (1536, 13634), (1604, 13056), (1632, 12832), (2176, 9624), (2406, 8704), (3072, 6817), (3208, 6528), (3264, 6416), (4352, 4812)]