19703814

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1609}}^1$

素因数の和:1784

約数の個数: 32

約数和(自身を含む): 42735840

約数和(自身を除く): 23032026

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 157, 314, 471, 942, 1609, 2041, 3218, 4082, 4827, 6123, 9654, 12246, 20917, 41834, 62751, 125502, 252613, 505226, 757839, 1515678, 3283969, 6567938, 9851907, 19703814]

約数ペア:

[(1, 19703814), (2, 9851907), (3, 6567938), (6, 3283969), (13, 1515678), (26, 757839), (39, 505226), (78, 252613), (157, 125502), (314, 62751), (471, 41834), (942, 20917), (1609, 12246), (2041, 9654), (3218, 6123), (4082, 4827)]