19353904

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{787}}^1$

素因数の和:877

約数の個数: 40

約数和(自身を含む): 39573360

約数和(自身を除く): 20219456

約数列:

[1, 2, 4, 8, 16, 29, 53, 58, 106, 116, 212, 232, 424, 464, 787, 848, 1537, 1574, 3074, 3148, 6148, 6296, 12296, 12592, 22823, 24592, 41711, 45646, 83422, 91292, 166844, 182584, 333688, 365168, 667376, 1209619, 2419238, 4838476, 9676952, 19353904]

約数ペア:

[(1, 19353904), (2, 9676952), (4, 4838476), (8, 2419238), (16, 1209619), (29, 667376), (53, 365168), (58, 333688), (106, 182584), (116, 166844), (212, 91292), (232, 83422), (424, 45646), (464, 41711), (787, 24592), (848, 22823), (1537, 12592), (1574, 12296), (3074, 6296), (3148, 6148)]