13388768

素因数分解:

$2^5\times {\mathrm{19}}^3\times {\mathrm{61}}^1$

素因数の和:128

約数の個数: 48

約数和(自身を含む): 28279440

約数和(自身を除く): 14890672

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 61, 76, 122, 152, 244, 304, 361, 488, 608, 722, 976, 1159, 1444, 1952, 2318, 2888, 4636, 5776, 6859, 9272, 11552, 13718, 18544, 22021, 27436, 37088, 44042, 54872, 88084, 109744, 176168, 219488, 352336, 418399, 704672, 836798, 1673596, 3347192, 6694384, 13388768]

約数ペア:

[(1, 13388768), (2, 6694384), (4, 3347192), (8, 1673596), (16, 836798), (19, 704672), (32, 418399), (38, 352336), (61, 219488), (76, 176168), (122, 109744), (152, 88084), (244, 54872), (304, 44042), (361, 37088), (488, 27436), (608, 22021), (722, 18544), (976, 13718), (1159, 11552), (1444, 9272), (1952, 6859), (2318, 5776), (2888, 4636)]