19468465

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 25952256

約数和(自身を除く): 6483791

約数列:

[1, 5, 23, 31, 43, 115, 127, 155, 215, 635, 713, 989, 1333, 2921, 3565, 3937, 4945, 5461, 6665, 14605, 19685, 27305, 30659, 90551, 125603, 153295, 169291, 452755, 628015, 846455, 3893693, 19468465]

約数ペア:

[(1, 19468465), (5, 3893693), (23, 846455), (31, 628015), (43, 452755), (115, 169291), (127, 153295), (155, 125603), (215, 90551), (635, 30659), (713, 27305), (989, 19685), (1333, 14605), (2921, 6665), (3565, 5461), (3937, 4945)]