15581368

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9319}}^1$

素因数の和:9355

約数の個数: 32

約数和(自身を含む): 33552000

約数和(自身を除く): 17970632

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 9319, 18638, 37276, 74552, 102509, 177061, 205018, 354122, 410036, 708244, 820072, 1416488, 1947671, 3895342, 7790684, 15581368]

約数ペア:

[(1, 15581368), (2, 7790684), (4, 3895342), (8, 1947671), (11, 1416488), (19, 820072), (22, 708244), (38, 410036), (44, 354122), (76, 205018), (88, 177061), (152, 102509), (209, 74552), (418, 37276), (836, 18638), (1672, 9319)]