19543424

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{2503}}^1$

素因数の和:2578

約数の個数: 32

約数和(自身を含む): 39588240

約数和(自身を除く): 20044816

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 488, 976, 1952, 2503, 3904, 5006, 7808, 10012, 20024, 40048, 80096, 152683, 160192, 305366, 320384, 610732, 1221464, 2442928, 4885856, 9771712, 19543424]

約数ペア:

[(1, 19543424), (2, 9771712), (4, 4885856), (8, 2442928), (16, 1221464), (32, 610732), (61, 320384), (64, 305366), (122, 160192), (128, 152683), (244, 80096), (488, 40048), (976, 20024), (1952, 10012), (2503, 7808), (3904, 5006)]