19564286

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{739}}^1$

素因数の和:840

約数の個数: 32

約数和(自身を含む): 35235840

約数和(自身を除く): 15671554

約数列:

[1, 2, 7, 14, 31, 61, 62, 122, 217, 427, 434, 739, 854, 1478, 1891, 3782, 5173, 10346, 13237, 22909, 26474, 45079, 45818, 90158, 160363, 315553, 320726, 631106, 1397449, 2794898, 9782143, 19564286]

約数ペア:

[(1, 19564286), (2, 9782143), (7, 2794898), (14, 1397449), (31, 631106), (61, 320726), (62, 315553), (122, 160363), (217, 90158), (427, 45818), (434, 45079), (739, 26474), (854, 22909), (1478, 13237), (1891, 10346), (3782, 5173)]