20067148528

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{154591}}^1$

素因数の和:154686

約数の個数: 80

約数和(自身を含む): 47540131840

約数和(自身を除く): 27472983312

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 61, 76, 112, 122, 133, 152, 244, 266, 304, 427, 488, 532, 854, 976, 1064, 1159, 1708, 2128, 2318, 3416, 4636, 6832, 8113, 9272, 16226, 18544, 32452, 64904, 129808, 154591, 309182, 618364, 1082137, 1236728, 2164274, 2473456, 2937229, 4328548, 5874458, 8657096, 9430051, 11748916, 17314192, 18860102, 20560603, 23497832, 37720204, 41121206, 46995664, 66010357, 75440408, 82242412, 132020714, 150880816, 164484824, 179170969, 264041428, 328969648, 358341938, 528082856, 716683876, 1056165712, 1254196783, 1433367752, 2508393566, 2866735504, 5016787132, 10033574264, 20067148528]

約数ペア:

[(1, 20067148528), (2, 10033574264), (4, 5016787132), (7, 2866735504), (8, 2508393566), (14, 1433367752), (16, 1254196783), (19, 1056165712), (28, 716683876), (38, 528082856), (56, 358341938), (61, 328969648), (76, 264041428), (112, 179170969), (122, 164484824), (133, 150880816), (152, 132020714), (244, 82242412), (266, 75440408), (304, 66010357), (427, 46995664), (488, 41121206), (532, 37720204), (854, 23497832), (976, 20560603), (1064, 18860102), (1159, 17314192), (1708, 11748916), (2128, 9430051), (2318, 8657096), (3416, 5874458), (4636, 4328548), (6832, 2937229), (8113, 2473456), (9272, 2164274), (16226, 1236728), (18544, 1082137), (32452, 618364), (64904, 309182), (129808, 154591)]