20329871904

素因数分解:

$2^5\times 3^2\times {\mathrm{71}}^1\times {\mathrm{523}}^1\times {\mathrm{1901}}^1$

素因数の和:2511

約数の個数: 144

約数和(自身を含む): 58770339264

約数和(自身を除く): 38440467360

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 71, 72, 96, 142, 144, 213, 284, 288, 426, 523, 568, 639, 852, 1046, 1136, 1278, 1569, 1704, 1901, 2092, 2272, 2556, 3138, 3408, 3802, 4184, 4707, 5112, 5703, 6276, 6816, 7604, 8368, 9414, 10224, 11406, 12552, 15208, 16736, 17109, 18828, 20448, 22812, 25104, 30416, 34218, 37133, 37656, 45624, 50208, 60832, 68436, 74266, 75312, 91248, 111399, 134971, 136872, 148532, 150624, 182496, 222798, 269942, 273744, 297064, 334197, 404913, 445596, 539884, 547488, 594128, 668394, 809826, 891192, 994223, 1079768, 1188256, 1214739, 1336788, 1619652, 1782384, 1988446, 2159536, 2429478, 2673576, 2982669, 3239304, 3564768, 3976892, 4319072, 4858956, 5347152, 5965338, 6478608, 7953784, 8948007, 9717912, 10694304, 11930676, 12957216, 15907568, 17896014, 19435824, 23861352, 31815136, 35792028, 38871648, 47722704, 70589833, 71584056, 95445408, 141179666, 143168112, 211769499, 282359332, 286336224, 423538998, 564718664, 635308497, 847077996, 1129437328, 1270616994, 1694155992, 2258874656, 2541233988, 3388311984, 5082467976, 6776623968, 10164935952, 20329871904]

約数ペア:

[(1, 20329871904), (2, 10164935952), (3, 6776623968), (4, 5082467976), (6, 3388311984), (8, 2541233988), (9, 2258874656), (12, 1694155992), (16, 1270616994), (18, 1129437328), (24, 847077996), (32, 635308497), (36, 564718664), (48, 423538998), (71, 286336224), (72, 282359332), (96, 211769499), (142, 143168112), (144, 141179666), (213, 95445408), (284, 71584056), (288, 70589833), (426, 47722704), (523, 38871648), (568, 35792028), (639, 31815136), (852, 23861352), (1046, 19435824), (1136, 17896014), (1278, 15907568), (1569, 12957216), (1704, 11930676), (1901, 10694304), (2092, 9717912), (2272, 8948007), (2556, 7953784), (3138, 6478608), (3408, 5965338), (3802, 5347152), (4184, 4858956), (4707, 4319072), (5112, 3976892), (5703, 3564768), (6276, 3239304), (6816, 2982669), (7604, 2673576), (8368, 2429478), (9414, 2159536), (10224, 1988446), (11406, 1782384), (12552, 1619652), (15208, 1336788), (16736, 1214739), (17109, 1188256), (18828, 1079768), (20448, 994223), (22812, 891192), (25104, 809826), (30416, 668394), (34218, 594128), (37133, 547488), (37656, 539884), (45624, 445596), (50208, 404913), (60832, 334197), (68436, 297064), (74266, 273744), (75312, 269942), (91248, 222798), (111399, 182496), (134971, 150624), (136872, 148532)]