20184984

素因数分解:

$2^3\times 3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:294

約数の個数: 128

約数和(自身を含む): 62208000

約数和(自身を除く): 42023016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 23, 24, 27, 34, 36, 46, 51, 54, 68, 69, 72, 92, 102, 108, 136, 138, 153, 184, 204, 207, 216, 239, 276, 306, 391, 408, 414, 459, 478, 552, 612, 621, 717, 782, 828, 918, 956, 1173, 1224, 1242, 1434, 1564, 1656, 1836, 1912, 2151, 2346, 2484, 2868, 3128, 3519, 3672, 4063, 4302, 4692, 4968, 5497, 5736, 6453, 7038, 8126, 8604, 9384, 10557, 10994, 12189, 12906, 14076, 16252, 16491, 17208, 21114, 21988, 24378, 25812, 28152, 32504, 32982, 36567, 42228, 43976, 48756, 49473, 51624, 65964, 73134, 84456, 93449, 97512, 98946, 109701, 131928, 146268, 148419, 186898, 197892, 219402, 280347, 292536, 296838, 373796, 395784, 438804, 560694, 593676, 747592, 841041, 877608, 1121388, 1187352, 1682082, 2242776, 2523123, 3364164, 5046246, 6728328, 10092492, 20184984]

約数ペア:

[(1, 20184984), (2, 10092492), (3, 6728328), (4, 5046246), (6, 3364164), (8, 2523123), (9, 2242776), (12, 1682082), (17, 1187352), (18, 1121388), (23, 877608), (24, 841041), (27, 747592), (34, 593676), (36, 560694), (46, 438804), (51, 395784), (54, 373796), (68, 296838), (69, 292536), (72, 280347), (92, 219402), (102, 197892), (108, 186898), (136, 148419), (138, 146268), (153, 131928), (184, 109701), (204, 98946), (207, 97512), (216, 93449), (239, 84456), (276, 73134), (306, 65964), (391, 51624), (408, 49473), (414, 48756), (459, 43976), (478, 42228), (552, 36567), (612, 32982), (621, 32504), (717, 28152), (782, 25812), (828, 24378), (918, 21988), (956, 21114), (1173, 17208), (1224, 16491), (1242, 16252), (1434, 14076), (1564, 12906), (1656, 12189), (1836, 10994), (1912, 10557), (2151, 9384), (2346, 8604), (2484, 8126), (2868, 7038), (3128, 6453), (3519, 5736), (3672, 5497), (4063, 4968), (4302, 4692)]