66547918

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:496

約数の個数: 32

約数和(自身を含む): 108662400

約数和(自身を除く): 42114482

約数列:

[1, 2, 19, 38, 43, 86, 139, 278, 293, 586, 817, 1634, 2641, 5282, 5567, 5977, 11134, 11954, 12599, 25198, 40727, 81454, 113563, 227126, 239381, 478762, 773813, 1547626, 1751261, 3502522, 33273959, 66547918]

約数ペア:

[(1, 66547918), (2, 33273959), (19, 3502522), (38, 1751261), (43, 1547626), (86, 773813), (139, 478762), (278, 239381), (293, 227126), (586, 113563), (817, 81454), (1634, 40727), (2641, 25198), (5282, 12599), (5567, 11954), (5977, 11134)]