20306148

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:161

約数の個数: 96

約数和(自身を含む): 53222400

約数和(自身を除く): 32916252

約数列:

[1, 2, 3, 4, 6, 12, 23, 29, 43, 46, 58, 59, 69, 86, 87, 92, 116, 118, 129, 138, 172, 174, 177, 236, 258, 276, 348, 354, 516, 667, 708, 989, 1247, 1334, 1357, 1711, 1978, 2001, 2494, 2537, 2668, 2714, 2967, 3422, 3741, 3956, 4002, 4071, 4988, 5074, 5133, 5428, 5934, 6844, 7482, 7611, 8004, 8142, 10148, 10266, 11868, 14964, 15222, 16284, 20532, 28681, 30444, 39353, 57362, 58351, 73573, 78706, 86043, 114724, 116702, 118059, 147146, 157412, 172086, 175053, 220719, 233404, 236118, 294292, 344172, 350106, 441438, 472236, 700212, 882876, 1692179, 3384358, 5076537, 6768716, 10153074, 20306148]

約数ペア:

[(1, 20306148), (2, 10153074), (3, 6768716), (4, 5076537), (6, 3384358), (12, 1692179), (23, 882876), (29, 700212), (43, 472236), (46, 441438), (58, 350106), (59, 344172), (69, 294292), (86, 236118), (87, 233404), (92, 220719), (116, 175053), (118, 172086), (129, 157412), (138, 147146), (172, 118059), (174, 116702), (177, 114724), (236, 86043), (258, 78706), (276, 73573), (348, 58351), (354, 57362), (516, 39353), (667, 30444), (708, 28681), (989, 20532), (1247, 16284), (1334, 15222), (1357, 14964), (1711, 11868), (1978, 10266), (2001, 10148), (2494, 8142), (2537, 8004), (2668, 7611), (2714, 7482), (2967, 6844), (3422, 5934), (3741, 5428), (3956, 5133), (4002, 5074), (4071, 4988)]