20795328

素因数分解:

$2^6\times 3^2\times {\mathrm{79}}^1\times {\mathrm{457}}^1$

素因数の和:554

約数の個数: 84

約数和(自身を含む): 60492640

約数和(自身を除く): 39697312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 79, 96, 144, 158, 192, 237, 288, 316, 457, 474, 576, 632, 711, 914, 948, 1264, 1371, 1422, 1828, 1896, 2528, 2742, 2844, 3656, 3792, 4113, 5056, 5484, 5688, 7312, 7584, 8226, 10968, 11376, 14624, 15168, 16452, 21936, 22752, 29248, 32904, 36103, 43872, 45504, 65808, 72206, 87744, 108309, 131616, 144412, 216618, 263232, 288824, 324927, 433236, 577648, 649854, 866472, 1155296, 1299708, 1732944, 2310592, 2599416, 3465888, 5198832, 6931776, 10397664, 20795328]

約数ペア:

[(1, 20795328), (2, 10397664), (3, 6931776), (4, 5198832), (6, 3465888), (8, 2599416), (9, 2310592), (12, 1732944), (16, 1299708), (18, 1155296), (24, 866472), (32, 649854), (36, 577648), (48, 433236), (64, 324927), (72, 288824), (79, 263232), (96, 216618), (144, 144412), (158, 131616), (192, 108309), (237, 87744), (288, 72206), (316, 65808), (457, 45504), (474, 43872), (576, 36103), (632, 32904), (711, 29248), (914, 22752), (948, 21936), (1264, 16452), (1371, 15168), (1422, 14624), (1828, 11376), (1896, 10968), (2528, 8226), (2742, 7584), (2844, 7312), (3656, 5688), (3792, 5484), (4113, 5056)]