20112552712

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{28901}}^1$

素因数の和:28991

約数の個数: 96

約数和(自身を含む): 46848985920

約数和(自身を除く): 26736433208

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 43, 56, 68, 86, 119, 136, 172, 238, 289, 301, 344, 476, 578, 602, 731, 952, 1156, 1204, 1462, 2023, 2312, 2408, 2924, 4046, 5117, 5848, 8092, 10234, 12427, 16184, 20468, 24854, 28901, 40936, 49708, 57802, 86989, 99416, 115604, 173978, 202307, 231208, 347956, 404614, 491317, 695912, 809228, 982634, 1242743, 1618456, 1965268, 2485486, 3439219, 3930536, 4970972, 6878438, 8352389, 8699201, 9941944, 13756876, 16704778, 17398402, 21126631, 27513752, 33409556, 34796804, 42253262, 58466723, 66819112, 69593608, 84506524, 116933446, 147886417, 169013048, 233866892, 295772834, 359152727, 467733784, 591545668, 718305454, 1183091336, 1436610908, 2514069089, 2873221816, 5028138178, 10056276356, 20112552712]

約数ペア:

[(1, 20112552712), (2, 10056276356), (4, 5028138178), (7, 2873221816), (8, 2514069089), (14, 1436610908), (17, 1183091336), (28, 718305454), (34, 591545668), (43, 467733784), (56, 359152727), (68, 295772834), (86, 233866892), (119, 169013048), (136, 147886417), (172, 116933446), (238, 84506524), (289, 69593608), (301, 66819112), (344, 58466723), (476, 42253262), (578, 34796804), (602, 33409556), (731, 27513752), (952, 21126631), (1156, 17398402), (1204, 16704778), (1462, 13756876), (2023, 9941944), (2312, 8699201), (2408, 8352389), (2924, 6878438), (4046, 4970972), (5117, 3930536), (5848, 3439219), (8092, 2485486), (10234, 1965268), (12427, 1618456), (16184, 1242743), (20468, 982634), (24854, 809228), (28901, 695912), (40936, 491317), (49708, 404614), (57802, 347956), (86989, 231208), (99416, 202307), (115604, 173978)]