20505514752

素因数分解:

$2^8\times 3^2\times {\mathrm{163}}^1\times {\mathrm{54601}}^1$

素因数の和:54786

約数の個数: 108

約数和(自身を含む): 59486258104

約数和(自身を除く): 38980743352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 163, 192, 256, 288, 326, 384, 489, 576, 652, 768, 978, 1152, 1304, 1467, 1956, 2304, 2608, 2934, 3912, 5216, 5868, 7824, 10432, 11736, 15648, 20864, 23472, 31296, 41728, 46944, 54601, 62592, 93888, 109202, 125184, 163803, 187776, 218404, 327606, 375552, 436808, 491409, 655212, 873616, 982818, 1310424, 1747232, 1965636, 2620848, 3494464, 3931272, 5241696, 6988928, 7862544, 8899963, 10483392, 13977856, 15725088, 17799926, 20966784, 26699889, 31450176, 35599852, 41933568, 53399778, 62900352, 71199704, 80099667, 106799556, 125800704, 142399408, 160199334, 213599112, 284798816, 320398668, 427198224, 569597632, 640797336, 854396448, 1139195264, 1281594672, 1708792896, 2278390528, 2563189344, 3417585792, 5126378688, 6835171584, 10252757376, 20505514752]

約数ペア:

[(1, 20505514752), (2, 10252757376), (3, 6835171584), (4, 5126378688), (6, 3417585792), (8, 2563189344), (9, 2278390528), (12, 1708792896), (16, 1281594672), (18, 1139195264), (24, 854396448), (32, 640797336), (36, 569597632), (48, 427198224), (64, 320398668), (72, 284798816), (96, 213599112), (128, 160199334), (144, 142399408), (163, 125800704), (192, 106799556), (256, 80099667), (288, 71199704), (326, 62900352), (384, 53399778), (489, 41933568), (576, 35599852), (652, 31450176), (768, 26699889), (978, 20966784), (1152, 17799926), (1304, 15725088), (1467, 13977856), (1956, 10483392), (2304, 8899963), (2608, 7862544), (2934, 6988928), (3912, 5241696), (5216, 3931272), (5868, 3494464), (7824, 2620848), (10432, 1965636), (11736, 1747232), (15648, 1310424), (20864, 982818), (23472, 873616), (31296, 655212), (41728, 491409), (46944, 436808), (54601, 375552), (62592, 327606), (93888, 218404), (109202, 187776), (125184, 163803)]