17819589021

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2029}}^1\times {\mathrm{5237}}^1$

素因数の和:7325

約数の個数: 32

約数和(自身を含む): 26200056960

約数和(自身を除く): 8380467939

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 2029, 5237, 6087, 15711, 26377, 68081, 79131, 87247, 204243, 225191, 261741, 675573, 1134211, 2927483, 3402633, 8782449, 10625873, 31877619, 138136349, 414409047, 456912539, 1370737617, 5939863007, 17819589021]

約数ペア:

[(1, 17819589021), (3, 5939863007), (13, 1370737617), (39, 456912539), (43, 414409047), (129, 138136349), (559, 31877619), (1677, 10625873), (2029, 8782449), (5237, 3402633), (6087, 2927483), (15711, 1134211), (26377, 675573), (68081, 261741), (79131, 225191), (87247, 204243)]