19959768

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{709}}^1$

素因数の和:761

約数の個数: 96

約数和(自身を含む): 59810400

約数和(自身を除く): 39850632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 23, 24, 34, 36, 46, 51, 68, 69, 72, 92, 102, 136, 138, 153, 184, 204, 207, 276, 306, 391, 408, 414, 552, 612, 709, 782, 828, 1173, 1224, 1418, 1564, 1656, 2127, 2346, 2836, 3128, 3519, 4254, 4692, 5672, 6381, 7038, 8508, 9384, 12053, 12762, 14076, 16307, 17016, 24106, 25524, 28152, 32614, 36159, 48212, 48921, 51048, 65228, 72318, 96424, 97842, 108477, 130456, 144636, 146763, 195684, 216954, 277219, 289272, 293526, 391368, 433908, 554438, 587052, 831657, 867816, 1108876, 1174104, 1663314, 2217752, 2494971, 3326628, 4989942, 6653256, 9979884, 19959768]

約数ペア:

[(1, 19959768), (2, 9979884), (3, 6653256), (4, 4989942), (6, 3326628), (8, 2494971), (9, 2217752), (12, 1663314), (17, 1174104), (18, 1108876), (23, 867816), (24, 831657), (34, 587052), (36, 554438), (46, 433908), (51, 391368), (68, 293526), (69, 289272), (72, 277219), (92, 216954), (102, 195684), (136, 146763), (138, 144636), (153, 130456), (184, 108477), (204, 97842), (207, 96424), (276, 72318), (306, 65228), (391, 51048), (408, 48921), (414, 48212), (552, 36159), (612, 32614), (709, 28152), (782, 25524), (828, 24106), (1173, 17016), (1224, 16307), (1418, 14076), (1564, 12762), (1656, 12053), (2127, 9384), (2346, 8508), (2836, 7038), (3128, 6381), (3519, 5672), (4254, 4692)]